MUFFLER ANTI FACT 4.1 CRF Plastics Securely holds clutch hubs on

Securely holds clutch hubs on most motorcycles and ATVs

A reduced swingarm mass will also have great suspension benefits

Customize with performance tuning inserts and spark arrestor module

EXC 640 Enduro

Compatible with 77 models (yearly)

MUFFLER ANTI FACT 4.1 CRF Plastics Securely holds clutch hubs onMini Factory 4. 1 Slip On Muffler Factory 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