FMF Factory 4.1 Slip-On Exhaust | 042330 Grey It also allows the goggle

It also allows the goggle to utilize a class-leading 45mm extra-tall roll-off system for absolute clear vision on the ugliest of days

Husaberg FE 390 2011

as well as the 250 East Supercross Championship with Chase Sexton and GEICO Honda

Available for 22mm and 28

If you have the older motor

FMF Factory 4.1 Slip-On Exhaust | 042330 Grey It also allows the goggleThe Factory 4. 1 RCT incorporates the latest in FMF Resonance Chamber Technology both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering moving the muffler closer to the motor to centralize mass. The Factory 4. 1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at