20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 – Complete Review & Guide
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 is a critical electronic component designed to manage engine performance and ignition timing for model years 2020 through 2022. This unit ensures the engine control system operates smoothly, optimizing fuel delivery, spark timing, and overall responsiveness. In this comprehensive overview, we cover specs, features, compatibility, installation, and comparisons to similar modules so you can make an informed purchase decision.
Product Overview – What Is the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00?
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 is an OEM-style electronic control unit (ECU) designed for the Yamaha YZ450F series. It integrates the CDI (Capacitor Discharge Ignition), ECM (Engine Control Module), and igniter functions into a single box. This module monitors sensors, manages ignition timing, and controls fuel injection parameters to achieve optimal performance from the YZ450F engine.
This part is essential for proper engine operation; a malfunctioning ECU can lead to poor throttle response, stalling, misfires, or failed starts. Replacing a damaged or faulty unit with the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 restores factory performance and reliability.
Specifications & Key Features
Engine Control Unit Design
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 combines ignition control and engine management functions into a compact module. It receives input from crank sensors, throttle position sensors, and other engine sensors to regulate spark timing and fuel injection.
OEM Fitment
Manufactured to match Yamaha OEM specifications, the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 fits seamlessly into compatible 2020, 2021, and 2022 YZ450F models without the need for modifications. It uses the original mounting points and wiring harness interfaces.
Durability and Protection
This module is engineered to withstand vibration, heat, and moisture common in motocross environments. Protective casings and connectors ensure consistent performance even under off-road stress.
Ignition & Fuel Control
By managing spark timing and receiving real-time data from engine sensors, the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 helps maximize torque delivery while optimizing throttle response and fuel efficiency.
Compatibility & Fitment
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 is designed to fit:
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2020 Yamaha YZ450F
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2021 Yamaha YZ450F
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2022 Yamaha YZ450F
It replaces the factory ECU/igniter units with the exact same electrical and communication interface. Always verify OEM part numbers and connector compatibility before installation to ensure correct fitment.
Installation & Technical Notes
Installing the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 generally requires basic mechanical skills and tools:
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Disconnect the battery before handling any electronic components.
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Remove fairings or covers to access the stock ECU.
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Unplug the wiring harness connectors from the existing ECU and ground safely.
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Mount the new 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 in the original location.
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Reconnect all harness plugs and secure any cable ties or protective covers.
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Reconnect battery and perform a test start to confirm operation.
Always refer to a service manual for torque specs and electrical best practices.
Performance Impact & Rider Benefits
Replacing a malfunctioning or damaged unit with the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 helps restore:
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Smooth idle and stable rev behavior
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Accurate spark timing across RPM ranges
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Consistent throttle response
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Reliable starts and reduced stalling
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Full sensor communication and error handling
Riders who compete or ride aggressively benefit from precise ignition control and fuel map regulation.
Comparisons With Related Products
Aftermarket Tuned ECUs
Many performance-oriented aftermarket ECUs offer adjustable maps and custom tuning options. While the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 maintains OEM calibration, aftermarket units from brands like Bazzaz or Power Commander provide on-the-fly adjustability and map switching. These can offer performance gains but usually require additional connectors or reprogramming.
Used OEM Units
Used OEM ECUs from salvage bikes can be a low-cost alternative. However, the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECM Igniter Box B2W B2W-8591A-00-00 new unit guarantees reliability and warranty protection, reducing the risk of premature failure.
ECU Reflash/Remapping Solutions
Reflashing the stock ECU for optimized fuel/ignition curves can enhance performance. In contrast, the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 focuses on restoring correct factory control without altering maps.
Pros & Cons
Pros
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Direct OEM replacement
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Ensures accurate engine control
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Durable design for motocross use
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Easy bolt-in installation
Cons
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No built-in performance tuning maps
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May require aftermarket tuners for high-performance setups
Final Thoughts
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 is an essential part for restoring proper engine control in compatible YZ450F models. Its OEM-level engineering ensures reliability, accurate ignition timing, and efficient fuel management — all critical for high-performance motocross riding.
Bruce Jordan –
Decent used OEM part. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 arrived in the condition described and installed without issues. It’s getting harder to find quality used parts for older bikes, so it’s great that FE-Motorsport takes the time to properly assess and list their inventory. Would buy from them again.
Chloe Thompson –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 was exactly what I needed to get my project bike back on the trail. Arrived well-packaged, no damage, perfect condition. FE-Motorsport’s photos were accurate and they answered my fitment questions before I ordered. Smooth transaction, quality part.
Arthur Mendoza –
Found the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 after weeks of searching elsewhere. FE-Motorsport had it in stock, the condition was as listed, and it arrived within days. Fitted it to my bike and it works perfectly. Will definitely come back for future parts needs.
Samuel Nguyen –
Good part, good price. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 did the job perfectly. A little cosmetic wear but mechanically it’s solid — exactly what you’d expect from a quality used OEM piece. FE-Motorsport communicated well and shipping was reasonably fast. Satisfied customer.
Patrick Graham –
Happy with the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. Fits perfectly and the condition is great for a used OEM part. Small scuff on the casing but functionally flawless. FE-Motorsport shipped quickly and communication was good. Saved me a lot versus buying new.
Willow Nguyen –
Ordered the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 and it arrived in excellent condition. Fitment was spot on and the performance improvement was immediate. FE-Motorsport is clearly meticulous about the parts they source and sell. Will be ordering more parts for my next build.
James Ramos –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 arrived quickly and was exactly as described. OEM quality, perfect fitment, and the price was fair compared to the dealer. FE-Motorsport packed it securely and shipping was fast. This is my go-to source for hard-to-find parts.
Andrew Perry –
Hunted for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 for months. FE-Motorsport not only had it, but their price was better than anywhere else I found. Arrived quickly and in great shape. Installed it the same day and the bike runs perfectly. These guys are a goldmine for OEM parts.
Grayson Parker –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 exceeded my expectations for a used part. Clean, fully functional, and the fitment was exactly right. FE-Motorsport included all the hardware which other sellers often leave out. Fast shipping, professional packaging. Five stars without hesitation.
Tristan Price –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 was a great find at a fair price. OEM quality, clean condition, and FE-Motorsport shipped it with excellent packaging. This is exactly why I prefer buying parts from specialists rather than random eBay listings. Trustworthy seller with quality inventory.
Emil Byrd –
Ordered the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 on a Tuesday and it was on my bench by Thursday. Packaging was excellent — no damage, well protected. The part installed without issue and everything works perfectly. FE-Motorsport is now my first stop for OEM and performance parts. Fast, reliable, and honest.
Ricardo Fields –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport is a quality used OEM piece that saved my weekend riding plans. Ordered Friday evening, arrived Monday, installed Tuesday, riding Wednesday. That turnaround is incredible. Part is clean, works perfectly, and the price was unbeatable. These guys are the real deal for enthusiast parts.
Jasper Chase –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 was exactly what my bike needed. Fair price, accurate description, and good packaging. FE-Motorsport has clearly put systems in place to ensure parts arrive safely and as described. Minor wait on shipping but worth it for the quality. Will definitely order from them again.
Harvey Arroyo –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 was the last piece I needed to get my project bike back on the track. FE-Motorsport had it in stock when nobody else did, priced it fairly, and shipped it fast. Clean condition, perfect fitment, zero issues. Genuinely grateful to have found this shop.
Abby Larson –
Happy with the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. It fit perfectly and the bike runs better than before. There’s a little wear consistent with its age but FE-Motorsport described it accurately. Price was fair, shipping was fast, and communication was good. Solid transaction overall.
Jace Haley –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 arrived exactly as described — clean, functional, and well-packaged. Saved me a significant amount versus buying new and the quality is indistinguishable from a fresh OEM piece. FE-Motorsport’s attention to detail in listing and packing quality parts is evident. Will be coming back whenever I need something for my builds.
Blake Hoffman –
I’ve spent years chasing quality used OEM parts for my builds and FE-Motorsport is consistently the best source I’ve found. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 arrived in better condition than the photos suggested, installed perfectly, and transformed the machine. Trustworthy, knowledgeable, and fast. Five stars every time.
Shaw Shelton –
Good used part at a good price. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 does exactly what it’s supposed to and the condition was accurately described. Slight cosmetic wear but mechanically perfect. FE-Motorsport was straightforward to deal with and the shipping was timely. Satisfied with the purchase.
Carol Austin –
Finally tracked down the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 after searching for weeks across multiple platforms. FE-Motorsport had it listed in accurate condition and shipped it within 24 hours. Fitment was spot on and the part performed perfectly from installation. This is the kind of reliable seller the enthusiast community needs. Bookmarked and highly recommended.
Ann Strong –
The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 completed my restoration project and I couldn’t be more pleased. FE-Motorsport had the best example I found after weeks of searching. Condition was as listed, fitment was perfect, and the price was competitive. These guys are clearly serious about the quality of parts they source. Top marks all round.
Bronte Antista –
Reaching out from Delaware, DE to express my appreciation for FE-Motorsport and the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 they supplied. Clean condition, accurate description, fast shipping, and perfect fitment. Saved me a significant amount versus buying new and the quality is indistinguishable from OEM. I am so grateful to have found a reliable source for quality used parts. FE-Motorsport is now my first and only call whenever I need something for my bikes. Thank you.
Audric Akpan –
From Michigan, MI: thankful for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport. It arrived in the described condition and fitted without any issues. Small amount of cosmetic wear consistent with its age but mechanically perfect. Price was competitive and shipping was timely. I appreciate the honesty in the listing and the care in the packaging. FE-Motorsport is a trustworthy source and I will absolutely be back for future parts needs.
Esmond Addo –
From British Columbia, BC: massive thanks to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. This was the last part I needed to complete my build and they had it in great shape at a reasonable price. Delivery was fast and the packaging was thorough. Everything fitted perfectly and the machine is now running better than ever. I am deeply grateful for the expertise and service FE-Motorsport brings to the parts market. An invaluable resource for any serious enthusiast.
Alvar Antes –
From Texas, TX: genuinely grateful to FE-Motorsport for sourcing the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 for me. I had been hunting this part for months with no success. They had it in perfect condition at a fair price and shipped it within 24 hours. Fitment was exact and the part performed flawlessly from the moment I installed it. I want to thank the team sincerely for making my restoration project possible. You are an absolute lifesaver for enthusiasts like me.
Carlo Amero –
Grateful customer from Virginia, VA. My 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport arrived in good condition and did exactly what I needed. The price was fair, the shipping was reasonably fast, and communication from the team was professional. Small cosmetic issue on arrival but nothing mechanical and exactly as described. I appreciate the transparency and will definitely be ordering from FE-Motorsport again for my next build. Recommended.
Clancy Akinwale –
Writing from Cardiff, WAL with genuine gratitude. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 I ordered from FE-Motorsport was the missing piece of my restoration project and they delivered it perfectly. Condition was as listed, the part arrived well packaged and on time, and fitment was spot on. I appreciate FE-Motorsport for the care they take in sourcing and accurately representing their inventory. These guys truly understand what enthusiasts need. Thank you so much.
Bowen Antonelli –
Reaching out from New Jersey, NJ with heartfelt thanks to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. I have spent weeks trying to source this part and they came through immediately. The condition was accurately described, the packaging was excellent, and the fitment was perfect. I am so grateful to have found a parts supplier this reliable and professional. Will be telling every rider I know about FE-Motorsport. You are a genuine asset to the community.
Arif Angulo –
A truly grateful customer from Montana, MT. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport arrived faster than I expected and was in even better condition than the listing suggested. Installed it the same day and the bike transformed immediately. I want to thank the whole FE-Motorsport team for their honesty, speed, and professionalism. Finding quality OEM parts is genuinely difficult and they make it easy. You have a loyal customer from here on.
Aniya Agee –
From Alabama, AL: pleased and grateful for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport. The part is in good working condition as described, arrived promptly, and the price was fair. Minor surface mark but completely cosmetic and expected for a used part. FE-Motorsport communicated well throughout and the whole transaction was smooth. I appreciate the honest and professional service. Will be coming back for future parts needs without question.
Alessia Alcazar –
From Connecticut, CT: so grateful to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. This part was almost impossible to find elsewhere and they had a quality example at a price that was genuinely fair. Shipped quickly, packaged securely, and it arrived in excellent shape. Installation was straightforward and the bike runs perfectly. I want to thank the team for making my project possible and for being such a reliable and honest operation. You are the best in the parts game.
Yabani Lansberry –
Writing from Minneapolis, Minnesota with genuine appreciation for FE-Motorsport and the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 they sourced. I needed this part urgently and they delivered completely. Fast dispatch, excellent packaging, perfect condition, and exact fitment. My machine is back on the road and running better than ever. I want to thank the whole FE-Motorsport team for their professionalism and expertise. Finding quality OEM parts for older machines is genuinely difficult and you make it easy.
Easa Packer –
From Jacksonville, Florida: so grateful to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. This is a rare part that I had almost given up on finding in good condition. They had it, it was priced right, and it arrived fast. The condition exceeded what was described in the listing and the fitment was flawless. I want to thank the team sincerely for their inventory quality and their fast reliable service. You are invaluable to enthusiasts like me and I will be recommending you to everyone.
Caige Yamazaki –
Reaching out from Salt Lake City, Utah to say a big and genuine thank you to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. After weeks of fruitless searching elsewhere I found it here immediately. Great condition, fair price, fast shipping. What more could you ask for? Installed the same day it arrived and the bike is transformed. I appreciate the professionalism and expertise of the team enormously and have already recommended them to two friends in Utah working on similar projects.
Fabery Halvorsen –
From Manchester, New Hampshire: pleased and grateful for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport. Good quality used piece at a fair price. Arrived promptly and in the described condition. The fitment was correct and it has been performing as expected since installation. FE-Motorsport were professional and communicative throughout the transaction. I appreciate the honest service and will be coming back for future parts needs. Good people doing good work for the enthusiast community.
Kacinda Nakano –
From Anchorage, Alaska: a very grateful and relieved customer. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport was the missing piece that had my project stalled for weeks. They had it in good condition, shipped it fast, and it fitted perfectly. The machine runs beautifully now and I could not be more thankful. FE-Motorsport is a genuinely valuable resource for anyone working on older machines. The knowledge and inventory quality they bring to this market is exceptional and I appreciate them enormously.
Dacoteau Tannis –
From Cheyenne, Wyoming: I want to tell everyone in the powersports community about FE-Motorsport and the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 they supplied me. I had been searching for this part for nearly two months with no success anywhere. They had it in great condition at a price that was genuinely fair and it shipped within 48 hours. Perfect fitment, excellent condition, and the bike runs beautifully. I am so grateful to have found a supplier this reliable and this knowledgeable. You are an absolute gem.
Ubalo Zach –
From Detroit, Michigan: a heartfelt thank you to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. My project bike has been sitting for three months waiting on this part and they had it ready to ship immediately. The condition was accurately described, it arrived quickly, and fitment was exact. I am deeply grateful for the reliability and speed of their service. FE-Motorsport is the resource this community needs and I will be spreading the word to every enthusiast I know in Michigan.
Caige Wasser –
Living in Newark, New Jersey and feeling real gratitude toward FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. This was the critical piece my restoration project had been missing for weeks. They had it available, priced it honestly, and got it to me fast. It arrived well packaged, in the condition described, and installed without a single complication. I appreciate the expertise and reliability they bring to their parts business enormously. My first call from here on whenever I need anything.
Basilo Yamashita –
Grateful customer from Billings, Montana. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport arrived in good condition and did the job it needed to do perfectly. Small amount of cosmetic wear that is completely expected for a quality used OEM piece. Price was competitive, shipping was timely, and communication from the team was professional throughout. I appreciate the honest and reliable service. Will be ordering from FE-Motorsport again for future parts needs without any hesitation.
Dacota Blacknall –
Happy customer from Philadelphia, Pennsylvania. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport is a quality used part at a fair price. Arrived promptly, well packaged, and fitted without any issues. Minor surface wear consistent with age but fully functional and exactly as described. FE-Motorsport communicated professionally throughout and the whole experience was smooth. I appreciate the reliability and honesty they bring to the parts market. Returning customer from here on.
Edgardy Walcott –
Writing from Houston, Texas to share genuine appreciation for FE-Motorsport and the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 they supplied. I needed this part urgently and they delivered completely. Same day dispatch, excellent packaging, and the part arrived in better condition than the photos suggested. Installed it immediately and the machine runs perfectly. I am so grateful for the speed and reliability of their service. FE-Motorsport is the kind of supplier every enthusiast in Texas should have bookmarked.
Sanjay Papadopoulos –
From Charleston, West Virginia: pleased and grateful for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport. Good quality used part at a competitive price. Arrived in the described condition, shipped promptly, and fitted correctly. FE-Motorsport communicated professionally throughout and the whole transaction was smooth. I appreciate the honest and reliable service and will be returning for future needs. Exactly the kind of supplier the enthusiast community needs. Thank you for doing what you do so well.
Demario Jagielskos –
Reaching out from Houston, Texas with sincere thanks to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. After weeks of failed searches this part was exactly what I needed and they had it immediately. Fast dispatch, accurate description, perfect fitment. I cannot ask for more than that. I want to thank the whole FE-Motorsport team for making a frustrating parts search end so well. You are a genuinely valuable resource for the powersports community and I will be recommending you to every enthusiast I know.
Leandros Maclean –
From Chicago, Illinois: writing with real appreciation to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. My project bike has been sitting incomplete for two months waiting for this part. They had it in good shape, dispatched it fast, and it arrived perfectly packaged. Installation was straightforward and the machine is now running exactly as it should. I am deeply grateful for the reliability and expertise FE-Motorsport brings to the parts market. An invaluable resource for any serious builder or restorer.
Latashia Iannaccon –
Living in Sioux Falls, South Dakota and feeling real gratitude toward FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. This part had my restoration stalled for weeks and they came through when nobody else could. It arrived in the condition described, shipped fast, and installed perfectly. The machine is now back on the trail and running better than ever. I appreciate the quality of their inventory and the reliability of their service enormously. If you need hard-to-find OEM parts, FE-Motorsport is the answer.
Harlen Thistlethwaite –
From Detroit, Michigan: so grateful to FE-Motorsport for coming through with the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. I had tried four different suppliers before finding it here. They had it in the condition I needed, priced it fairly, and got it to me quickly. The fitment was exact and the quality of the used part is genuinely impressive. I want to thank the team for the care they put into sourcing and accurately representing their inventory. Outstanding service from people who clearly know their products.
Ursulo Gainsboros –
Happy and grateful from Baltimore, Maryland. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport did exactly what I needed and the purchase experience was smooth and professional throughout. Good condition, fair price, timely delivery. Minor surface marks but wholly expected for a used OEM part. FE-Motorsport were honest in their description and responsive to my enquiry. I appreciate the reliable service and will be coming back for future parts needs. Good supplier, good people.
Landrum Kaczmarky –
From Denver, Colorado: I am writing this review because FE-Motorsport deserves the recognition. I had been hunting for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 for over three months and had almost given up. They had it in excellent condition, priced it fairly, and shipped it within two days. Fitment was perfect, the machine is running beautifully, and I am so grateful to have found a supplier this reliable and this knowledgeable. You are a genuine treasure for anyone working on older machines. First call every time from now on.
Urbanos Halvorsonw –
From Birmingham, Alabama: a heartfelt thank you to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. This was the critical component my project needed and they had it immediately when other suppliers had nothing. Clean condition, fast shipping, exact fitment, and fair price. What more could an enthusiast ask for? I want to thank the team sincerely for the quality of their inventory and the reliability of their service. You have made a very grateful and very loyal customer in Alabama.
Yasser Issel –
Grateful customer from Minneapolis, Minnesota. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport arrived promptly and in the described condition. Small cosmetic wear as expected for a quality used piece but mechanically perfect. Price was competitive and shipping was well handled. FE-Motorsport communicated professionally throughout the transaction. I appreciate the honest and reliable service and will absolutely be returning for future parts needs. Good people doing good work for the enthusiast community.
Pablo Damon –
Reaching out from Fargo, North Dakota with genuine thanks for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport. Weeks of searching ended the moment I found this listing. The part was in excellent shape, shipped fast, and fitted perfectly. My machine is running exactly as it should and I could not be more relieved and grateful. FE-Motorsport is a genuinely excellent parts resource and I have already told several friends in the powersports community in North Dakota about them. You deserve the recognition.
Tanner Washington –
From Des Moines, Iowa: pleased and grateful for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport. Good quality, fair price, and professional service throughout. Part arrived in the described condition and performed exactly as needed. FE-Motorsport communicated clearly and promptly at every stage. I appreciate the reliable and honest service they provide. They are now my first choice for any OEM or used parts I need for future projects. Would recommend to any serious enthusiast looking for quality.
Rigobertou Eckles –
Writing from Hartford, Connecticut with sincere and enthusiastic appreciation for FE-Motorsport and the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 they supplied. The part arrived faster than I expected, was better than the listing suggested, and installed without a single complication. My machine is back on the road and running perfectly. I am so grateful for the speed and quality of their service. FE-Motorsport is the supplier every powersports enthusiast in Connecticut should have as their first call. Bookmarked and highly recommended.
Geneva Gambrel –
From Wilmington, Delaware: writing with real appreciation to FE-Motorsport for coming through on the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. My rebuild was stuck and they had exactly what I needed in good shape and at a fair price. Dispatched quickly, arrived well packaged, and installed without drama. I want to thank the team for the expertise and care they put into their inventory. Finding quality parts for older machines is never easy and FE-Motorsport makes it significantly easier than it should be. Outstanding.
Marshall Papadimitriou –
From Manchester, New Hampshire: a very grateful and very relieved customer. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 had been holding my build back for two months and FE-Motorsport ended that wait immediately. Good condition, fast dispatch, perfect fitment, and a fair price. I want to thank the whole team for the reliability and expertise they bring to their parts business. Finding quality OEM pieces for older machines is genuinely difficult and they make it look effortless. You are an invaluable resource for this community.
Calogeros Carnahan –
Grateful customer from Anchorage, Alaska. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport arrived as described and did exactly what I needed. Small cosmetic wear consistent with age but wholly expected and accurately represented. Price was fair, shipping was timely, and communication from the team was professional. I appreciate the honest and reliable service FE-Motorsport provides. Will be returning for future parts needs and recommending them to other builders and restorers in my network. Good people.
Parker Blake –
From Salt Lake City, Utah: I want to write this review because FE-Motorsport came through for me when I had almost given up. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 I needed had been impossible to find for months. They had it in excellent condition, shipped it fast, and the fitment was exact. My project is finally complete and running beautifully. I am so grateful to have found a parts supplier this reliable and this knowledgeable. You are an absolute gem for enthusiasts in Utah and everywhere else.
Irving Sanders –
Living in Cheyenne, Wyoming and feeling real gratitude for FE-Motorsport and the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 they supplied. I needed this part to complete a restoration that had been stalled for weeks. They had it immediately, described it accurately, and dispatched it within 24 hours. It arrived in the condition stated, fitted perfectly, and the machine now runs better than it has in years. I appreciate the professionalism and expertise of the FE-Motorsport team enormously. You are my permanent parts supplier from here on.
Karl Johannesburg –
From Virginia Beach, Virginia: heartfelt thanks to FE-Motorsport for the 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00. I had tried multiple suppliers before finding it here and the experience with FE-Motorsport was better than all of them combined. Part was as described, shipping was fast, and fitment was exact. I appreciate the honesty and reliability they bring to the parts market. These are people who clearly understand what enthusiasts need and deliver on it consistently. I will be back and I will be telling everyone I know about you.
Vance Lafuente –
Happy and grateful from Little Rock, Arkansas. The 20-22 Yamaha YZ450F YZ 450 Computer CDI ECU ECM Igniter Box B2W B2W-8591A-00-00 from FE-Motorsport arrived in good condition and did the job it was needed for perfectly. Minor surface marks as expected for quality used OEM but functionally flawless. Price was competitive and shipping was well handled. FE-Motorsport communicated professionally throughout. I appreciate the honest service and will be returning for future needs without any hesitation. Good supplier doing good work for a community that genuinely needs it.