See more: EXHAUST GROUP - MUFFLERS FOR HARLEY
Grand National 50 State Slip-On MufflersImproved 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.