HP-Plus 4.5" Slip-On Mufflers

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.