FMF Factory 4.1 4-Stroke Exhaust System For YAM | 044433 BMW Can be used by just

Can be used by just the rider

2018 - 150 SX

Strong forged aluminum construction

1993 - Jr50

For use with Ride Eng

FMF Factory 4.1 4-Stroke Exhaust System For YAM | 044433 BMW Can be used by justThe Factory 4. 1 exhaust system with the Powerbomb header is FMF's premier exhaust system. This system is perfect for the track or dunes, and is used by factory teams such as KTM, Epic Can Am and Rath Racing. The Powerbomb header is made of durable stainless steel to withstand any abuse. Huge horsepower gains throughout RPM range Advanced engineering and patent pending design Available in natural or blue anodized finish APPLICATIONS Make Model Year