Grand National Slip-On Mufflers – Chrome

Improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately); Race-inspired design; Removable dB reducer for back pressure and sound tuning; Meet J2825 levels for sound; All hardware included; Deep-performance rumble replaces stock whisper tone; No mapping required; Sold in pairs; Made in the U.S.A.