FMF Factory 4.1 Muffler 041594 1821-2020 Elsewhere Jersey - Black - XL DWR (Durable Water Repellent) treatment

DWR (Durable Water Repellent) treatment on the on the external shell additional wet weather performance

Universal fitting with anti-vibration rubber straps

Polyester wraps pretreated with silicone

49-state emissions compliant

FMF Factory 4.1 Muffler 041594 1821-2020 Elsewhere Jersey - Black - XL DWR (Durable Water Repellent) treatmentFactory 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