4-1/2" HP-Plus Slip-on Mufflers - Chrome Edge

Engineered for performance, style and sound Produce the Khrome Werks signature, authoritative tone without annoying high-frequency noises Absorptive baffle covered with stainless steel mat and high-temp fiberglass Improved torque and horsepower from the hit of the throttle Billet aluminum tips can be rotated 360° at 90° increments; feature a high-temp powdercoated finish Made in the U.S.A Bolt-in optional inserts available that comply with SAE J2825 sound test with no appreciable loss of performance Sold in pairs These mufflers have been dyno-tested and show a 12% increase in torque and 7% increase in power