FMF Q4 Slip-On Exhaust for Yamaha YFZ450 (2004-2013) - Part Number 044210

Enhance your Yamaha YFZ450 with the FMF Q4 Slip-On Exhaust, engineered for optimal performance and durability. Developed over years of championship off-road racing, this exhaust system offers a significant weight reduction compared to the stock unit, improving acceleration and handling. Its sleek design and proven performance make it an ideal upgrade for riders seeking increased power and a racing-inspired sound.

The FMF Q4 features a maximum sound output of 96 decibels, ensuring a loud, aggressive tone while remaining within acceptable noise limits for racing applications. It is compatible with stock or FMF headers, providing flexibility for various setup configurations. The built-in spark arrestor enhances safety and compliance for off-road use, and the system is designed for easy repacking, allowing for straightforward maintenance and tuning.

Constructed with quality materials, the FMF Q4 Slip-On Exhaust is lightweight—pounds lighter than the stock exhaust—contributing to improved overall performance. Please note that this exhaust is not legal for use in California on pollution-controlled vehicles and is intended for race use only in California, with a waiver available. Designed to fit Yamaha YFZ450 models from 2004 to 2013, this exhaust system offers a reliable, high-performance upgrade for serious off-road enthusiasts.

Features:

• Developed over years of championship off-road racing

• Max sound output 96db; most models below 93db

• Pounds lighter than stock

• Use with stock or FMF header

• Built-in spark arrestor included

• Easy to repack

• Not legal for use in California on pollution-controlled vehicles, race use only in California - waiver available

Fits,
Yamaha YFZ450 2004
Yamaha YFZ450 2005
Yamaha YFZ450 2006
Yamaha YFZ450 2007
Yamaha YFZ450 2008
Yamaha YFZ450 2009
Yamaha YFZ450 2012
Yamaha YFZ450 2013