- 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 spark arrestor module
- Meet AMA sound requirements on most models; inserts available for others
Same-day shipping cutoff: Noon Pacific Time
We will be closed on Monday, May 26 for the Memorial Day holiday. We will be back in the office on Tuesday, May 27.