Fmf Racing 044464 Factory 4.1 RCT Slip-On Muffler - Stainless Steel/Aluminium - Carbon Fiber End Cap body-gas-tanks-accessories No drilling required

No drilling required

Qualifier and Revolver helmets only

2021-2022 Gas Gas MC 450F

Three shell sizes made of Advanced Polycarbonate and dual density EPS

rated assembly

Fmf Racing 044464 Factory 4.1 RCT Slip-On Muffler - Stainless Steel/Aluminium - Carbon Fiber End Cap body-gas-tanks-accessories No drilling requiredMarketing Color: Stainless Steel Material: Carbon Fiber RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output. Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power. FMFGs Factory Forward Engineering centralizes mass and is less prone to crash damage. Innovative rear end