Frequently Bought Together
Total price
$1,003.60
$369.99
Product Description
Factory 4.1 Muffler
Factory 4.1 Slip-On Muffler
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
