FMF Factory 4.1 Muffler KLX 140 2008-2022 042383 1821-2023 Taillight Lens Proper alignment productions a faster

Proper alignment productions a faster better handling R3 when every second counts

This tool is used by Team Graves Yamaha to ensure proper torque specifications are maintained on the Team Graves Yamaha R1 American Superbikes

The Graves tag kit are designed for use with stock Kawasaki rear turn signals

Maintain peak horsepower with huge gains in the bottom end

FMF Factory 4.1 Muffler KLX 140 2008-2022 042383 1821-2023 Taillight Lens Proper alignment productions a fasterFactory 4. 1 muffler available in natural titanium or blue anodized titanium with titanium end caps The lightest mufflers available Superior power and performance horsepower improved throughout the rpm range Feature exclusive proprietary Chamber Core technology Factory Forward Engineering centralizes mass, improves handling Made from premium quality American materials Customize with performance tuning inserts and spark arrestor module Meet AMA sound