FMF Q4 Hex Spark Arrestor Yamaha WR450F (2020) | 044463 gutscustomseat up to 52mm (2") chain

up to 52mm (2") chain slack

Narrow knobby configuration means less of an environmental foot print on the trail

Allows you to run a bar pad for your protection and still adjust the damper with it on

For ease of attaching and removing carrier from the vehicle

- FANTIC XX 125 2021-UP

FMF Q4 Hex Spark Arrestor Yamaha WR450F (2020) | 044463 gutscustomseat up to 52mm (2") chainFMF 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