FMF Factory 4.1 Muffler KX250F/X 2021-2024 042396 1821-2036 Screen Insert for 4-Stroke Exhaust — Noise Reducer/Spark Arrestor and DUMAX™ top cog compound

and DUMAX™ top cog compound to retain cord rigidity and better adhesion of top cog to cord construction

Seam-free collar edge

Adds protection and style to your ZX6 sport bike

In the sleeve construction maximizes comfort and feel

FMF Factory 4.1 Muffler KX250F/X 2021-2024 042396 1821-2036 Screen Insert for 4-Stroke Exhaust — Noise Reducer/Spark Arrestor and DUMAX™ top cog compoundRCT (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 FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage Innovative rear end cap features simple installation of tuning tip inserts or