FMF PowerCore 4 HEX Muffler for Yamaha YZ450F and WR450F Models

When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank.

The FMF PowerCore 4 HEX Muffler is engineered to deliver race-inspired performance for Yamaha YZ450F and WR450F models from 2014 to 2018. Designed with high-quality materials, this muffler offers an excellent balance of durability and performance. Constructed from rugged stainless steel and aluminum, it withstands the rigors of off-road riding while maintaining a lightweight profile. The muffler features advanced internal packing made from Space Age materials, providing maximum longevity and consistent performance over time. Its internal shape employs Hi-Flo technology, optimizing airflow for improved sonic evacuation, which results in higher flow rates and increased horsepower and torque. The included removable spark arrestor makes it versatile for different riding environments and complies with local regulations. Compatible with FMF or stock OEM headers, the PowerCore 4 HEX is an excellent upgrade for riders seeking enhanced power without sacrificing reliability or durability. Whether racing or trail riding, this muffler is designed to improve your bike's overall performance, making it a valuable addition to your Yamaha motorcycle.

Features:

• Overall increase in power and torque

• Durable stainless steel and aluminum construction

• Space Age internal packing material for maximum longevity

• Internal shape of core uses Hi-Flo technology

• Enhanced sonic evacuation provides for higher flow and increased power

• Includes removable spark arrestor

• Can be used with FMF or stock OEM header

Fits,
Yamaha WR450F 2016
Yamaha WR450F 2017
Yamaha WR450F 2018
Yamaha YZ450F 2014
Yamaha YZ450F 2015
Yamaha YZ450F 2016
Yamaha YZ450F 2017
Yamaha YZ450FX 2017
Yamaha YZ450FX 2016
Yamaha YZ450FX 2018