The FMF Racing Powercore 4 Hex Muffler is engineered to enhance the performance of Yamaha YZ450F and WR450F models from 2018 to 2021. Crafted with durable aluminum construction and stainless steel Hi-Flo end caps, this slip-on muffler offers an ideal balance of strength and optimized airflow. Its design focuses on increasing horsepower and torque across the entire power band, providing a noticeable and usable power increase suitable for all riding styles. The muffler's lightweight build helps improve overall bike responsiveness without compromising durability. It includes a removable spark arrestor, making it adaptable for various riding environments and ensuring compliance with noise regulations where applicable. The FMF Powercore 4 Hex Muffler is a direct bolt-on upgrade that requires no modifications, making installation straightforward and quick. Its compatibility with late-model Yamaha models ensures a perfect fit and seamless integration with existing exhaust systems, enhancing both performance and sound. Whether you’re looking for better acceleration or increased top-end power, this muffler delivers consistent results and proven performance gains. Designed to meet EPA standards, it provides a reliable upgrade option for serious riders seeking to maximize their bike’s capabilities while maintaining environmental compliance.
Features:
- Aluminum construction for lightweight durability and performance
- Stainless steel Hi-Flo end caps for strength and airflow efficiency
- Increases horsepower and torque throughout the entire power band
- Removable spark arrestor included for environmental compliance and versatility
- Designed for easy bolt-on installation on Yamaha YZ450F and WR450F models from 2018 to 2021
