4-1/2" HP-Plus® Slip-On Mufflers

4-1/2" HP-Plus® Slip-On Mufflers

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

4.5" 16-gauge muffler body

Improved torque and horsepower from the hit of the throttle

Engineered for performance, style, and sound

Absorptive baffle wrapped with stainless steel mat and high-temp fiberglass

Billet aluminum tips can be rotated 360 degrees at 90-degree increments,

Eclipse style features a proprietary, high-temperature black chrome electroplated finish

Optional performance inserts boost low-end performance and enhance sound

Bolt-in optional inserts available that comply with SAE J2825 sound test with no appreciable loss of performance

Made in the U.S.A.

Sold in pairs