4-1/2″ HP-Plus® Slip-On Mufflers – Black with Klassic Tip

These mufflers have been dyno-tested and show a 12% increase in torque and 7% increase in power; Engineered for performance, style, and sound; Absorptive baffle wrapped with stainless steel mat and high-temp fiberglass; 4.5″ 16-gauge muffler body; Improved torque and horsepower from the hit of the throttle; Produce the Khrome Werks signature authoritative tone without annoying high-frequency noises; Billet aluminum tips can be rotated 360 degrees at 90-degree increments,; Optional performance inserts boost low-end performance and enhance sound; Eclipse style features a proprietary, high-temperature black chrome electroplated finish; Bolt-in optional inserts available that comply with SAE J2825 sound test with no appreciable loss of performance; Sold in pairs; Made in the U.S.A.