FMF Q4 Hex Spark Arrestor Yamaha WR450F (2020) | 044463 gutscustomseat Please consider this when purchasing

Please consider this when purchasing

newer block designs and carcass innovations

For ease of attaching and removing carrier from the vehicle

Hydration System

FMF Q4 Hex Spark Arrestor Yamaha WR450F (2020) | 044463 gutscustomseat Please consider this when purchasingFMF is the leader in high performance quiet technology and our Q4 HEX is the next evolution in off road exhaust. The Q4 employs intricate chambers, baffles and proprietary multistage packing material making it the best performing quiet muffler available. With the Q4 you dont need to hear the power, just feel the power! Less sound equals more ground Meets USFS and FIM World Enduro sound regulations Power gains throughout the entire rpm range Spark