S&S CYCLE - GRAND NATIONAL SLIP-ON MUFFLERS - RACE - CHROME - FLHC/FLDEGrand National Slip On Mufflers Race Chrome FLHC FLDE Highlights 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 Meets J2825 levels for sound All hardware included Deep performance rumble replaces stock whisper tone No mapping required Sold in pairs Made in USA + Fitment 2018 2020 Harley Davidson FLDE Deluxe 107 (Street) 2018 2021