The PowerCore 4 was developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo end caps make for the perfect balance of performance and strength. Aluminum performance muffler with durable stainless steel components. Completely redesigned for all late model applications. Removable spark arrestor included. Aluminum slip-on developed to increase the horsepower and torque throughout the entire power band.
The FMF Racing PowerCore 4 Slip-On Muffler is engineered to enhance horsepower and torque across the entire power band, offering a noticeable and usable increase in power for Yamaha YZ250F, YZ450F, WR250F, and WR450F models from 2006 to 2013. Crafted with aluminum construction and stainless steel Hi-Flo end caps, this muffler achieves an optimal balance of durability and high performance. Its lightweight design reduces overall weight while maintaining strength, making it suitable for a wide range of riding styles and conditions. The muffler's completely redesigned architecture ensures compatibility with all late-model Yamaha models listed in the fitment guide. Additionally, it includes a removable spark arrestor, meeting certain trail and off-road requirements and providing added versatility for riders seeking both performance and compliance. The FMF PowerCore 4 is an excellent upgrade for riders seeking increased power throughout the entire throttle range, with a focus on reliability and ease of installation. As a part of FMF's commitment to quality and performance, this muffler is designed to deliver consistent power gains while maintaining the integrity of your motorcycle's emission standards. It is compliant with EPA regulations and does not require carb acknowledgment, ensuring straightforward installation and operation.
Features:
- Designed to increase horsepower and torque throughout the entire power band
- Aluminum construction with stainless steel Hi-Flo end caps for durability and performance
- Removable spark arrestor included for trail and off-road use
- Fully redesigned for compatibility with 2006-2013 Yamaha YZ250F, YZ450F, WR250F, and WR450F models
- Lightweight slip-on design reduces weight without sacrificing strength
- EPA compliant, suitable for various riding environments
Fits
2006 Yamaha YZ250F
2006 Yamaha YZ450F
2007 Yamaha WR250F
2007 Yamaha WR450F
2007 Yamaha YZ250F
2007 Yamaha YZ450F
2008 Yamaha WR250F
2008 Yamaha WR450F
2008 Yamaha YZ250F
2008 Yamaha YZ450F
2009 Yamaha WR250F
2009 Yamaha WR450F
2009 Yamaha YZ250F
2009 Yamaha YZ450F
2010 Yamaha WR250F
2010 Yamaha WR450F
2011 Yamaha WR250F
2011 Yamaha WR450F
2012 Yamaha WR250F
2013 Yamaha WR250F
US Dollars
