Slip-Ons & Mufflers

Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX cartridge packing Create a deep rumble and improved horsepower and torque, all while adding a unique look with styled...

NOTE: Qualified manufacturer declared replacement part for 99-16 FLT/FLHT/FLHX/FLTR/FLHR. 4" diameter slip-on mufflers feature 16-gauge steel construction, removable flow-through baffles Bolt to stock locations with supplied hardware Made in the U...

Designed exclusively for Harley-Davidson Tri Glide Ultra Classic and Street Glide Trikes Deep, rich stereo-friendly sound Monster oval sound & performance Improved ground clearance over stock mufflers Rolled stainless steel end treatment Made in the...

Block off cap for stock crossover pipe turns your stock system into a 2-into-1 4" Slip On Muffler Billet End Cap with Machined Flutes Removable spiral-core louvered baffle included Includes mounting hardware High quality chrome finish with Megaphone...

Twin Slash Rounds take the classic look of a round slip-on and add a touch of distinction with a twin slash end treatment, at an unbeatable price. Best Value Touring Slip-On Large 4-inch Round Muffler Body Signature Twin Slash End Treatment Optional...

Patented steel construction baffle now features more high-temperature fiberglass packing, provides significant gains in horsepower and torque and exhibits a distinctive, throaty sound Use all factory mounting hardware OEM heat shields may be...

Up to 12% more horsepower and 6% more torque (when used with Stealth Air Cleaner Kit) Deep performance rumble replaces stock whisper tone Race inspired Grand National endcap Removable dB reducer Meets J2825 sound levels (with dB reducer) Features...

Mk45 4.5" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX cartridge packing Create a deep rumble and improved horsepower and torque, all while adding a unique look with styled...