Slip-On Mufflers

Features Give your M8 a true V-Twin rumble without a full system 4.5" slip-on with premium fit, finish, sound and power Unique louvered baffle del...

Features Give your M8 a true V-Twin rumble without a full system 4.5" slip-on with premium fit, finish, sound and power Unique louvered baffle del...

Features Classic slash-cut styling Boost horsepower and torque Removable dB reducer SAE J2825 Sound Level Compliant S&S engineered high-flow c...

Features Classic slash-cut styling Boost horsepower and torque Removable dB reducer SAE J2825 Sound Level Compliant S&S engineered high-flow c...

Features Improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately) Race-inspired design Removable dB reducer for ...

Features Improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately) Race-inspired design Removable dB reducer for ...

Features Improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately) Race-inspired design Removable dB reducer for ...

Features Bold 4-1/2" design with stainless steel baffle & RaceTEX packing Produces a deep bass rumble throughout the RPM range 50-state legal ...

Features Bold 4-1/2" design with stainless steel baffle & RaceTEX packing Produces a deep bass rumble throughout the RPM range 50-state legal ...

Features Bold 4-1/2" design with stainless steel baffle & RaceTEX packing Produces a deep bass rumble throughout the RPM range 50-state legal ...

Features Bold 4-1/2" design with stainless steel baffle & RaceTEX packing Produces a deep bass rumble throughout the RPM range 50-state legal ...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Mk45 4-1/2" Touring Mufflers are the result of decades of riding, racing and tuning Combines both a stainless steel baffle and RaceTEX ca...

Features Removable dB Reducer (J2825 compliant) Sleek look and classic style Made in the U.S.A. NOTE Qualified manufacturer declared emissions r...

Features Removable dB Reducer (J2825 compliant) Sleek look and classic style Made in the U.S.A. NOTE Qualified manufacturer declared emissions r...

Features Muffler bodies measure a full 4-1/2" outer diameter Unique louvered baffle delivers a more aggressive tone, even with stock head pipes S&...

Features Removable dB Reducer (J2825 compliant) Sleek look and classic style Made in the U.S.A. NOTE Qualified manufacturer declared emissions r...