![4-1/2" HP-Plus® Slip-On Mufflers - Black with Klassic - Touring [1801-1140]](http://road-rage-bikeworks.myshopify.com/cdn/shop/files/D7652591-F4F8-467C-B069-44A38E4DFE2D.png?v=1775168754&width=1200)
4-1/2" HP-Plus® Slip-On Mufflers - Black with Klassic - Touring [1801-1140]
- These mufflers have been dyno tested and show a 12% increase in torque and 7% increase in power
- Produce the Khrome Werks signature, authoritative tone without annoying high-frequency noises
- Absorptive baffle covered with stainless steel mat and high temp fiberglass developed just for the Milwaukee-Eight
- 16-gauge muffler bodies
- Made in the U.S.A