Grand National 50 State Slip-On Mufflers

Improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately)Race-inspired designRemovable dB reducer for back pressure and sound tuningMeet J2825 levels for soundAll hardware includedDeep-performance rumble replaces stock whisper toneNo mapping requiredSold in pairsMade in the U.S.A.