Harley Davidson

RWD RS-1 Piggy Back Coil Over Performance Shocks Fit Harley '04-'18 Sportster Models  These shocks by Russ Wernimont Designs offer 4" travel with adjustable preload and compression dampening. Russ has a background in off-road racing and he has...

S&S Kick Starter Cover Kit Fits Harley FLH 1936-1987, FXST 1984-1987, FX 1971-1986 Models S&S's Kick Starter Cover are reproductions that are as close as possible to OEM kick starter covers with some internal improvements. Composed of CNC...

S&S - Super Stock Stealth Air Cleaner Kit fits '17-'21 M8 Softail Models/ Stock EFI and 64mm Throttle Body Features Built-in stinger cone directs air smoothly into the bore of the carburetor or EFI throttle body and reduces turbulence and...

S&S Cycle - '84-'99 Hydraulic Lifters Tappet with HL²T Kit Features: Rollers have a larger-than-stock inner bearing race that reduces stress and increases axle life Each lifter body and plunger assembly is hand-fit and pressure-tested to...

S&S Cycle - 100" Power Packages fits '99-'06 Twin Cam Engines (Exc. '06 Dynas) S&S Cycle has created the largest big-bore kits available today, without doing crankcase mods! This kit increases displacement to 100" ('99-'06) and the cylinders fit...

S&S Cycle - 124" Hot Setup Kits Are you a Twin Cam owner? Would you like to convert your stock engine to 124"? Then the S&S Hot Setup kit for Twin Cams is for you! The kit comes to you in a black powder-coat finish and features 4,125" bore...

S&S Cycle - 128" Power Packages fits '17-'20 M8 Water/Oil-Cooled Engines This Power Package increases your 114"/117" with a 4-1/2" stroke M8 to 128". It is available in a wrinkle black or black granite finish and your choice of cylinders with or...

S&S Cycle - 136" Big Bore Cylinder Kit fits '17 & Up M8 Engines S&S Cycle's Big Bore Cylinder & Piston Kit delivers a mighty bore increase (4.320") that, in turn, delivers a huge power increase! It is compatible with stock crankcases,...

S&S Cycle - 2-into-1 Qualifier Exhaust System Race Only fits '17-'23 Touring Models - Black Features Full heat shields on both front and rear headers Stainless steel stepped header construction S&S race inspired end cap Made in the U.S.A...

S&S Cycle - 2-into-1 Qualifier Exhaust System Race Only fits '17-'23 Touring Models - Silver Features Full heat shields on both front and rear headers Stainless steel stepped header construction S&S race inspired end cap Made in the U.S.A...

S&S Cycle - 3.625" Bore Shovelhead Cylinder Kit fits '66-'84 Shovelhead Engines This Bore Shovelhead Cylinder Kit comes complete with front and rear cylinders, base nuts, headbolts, base gaskets and head gaskets. NOTE: 3.625" bore cylinders require...

S&S Cycle - 3⅝" Big Bore Cylinder & Big Bore Piston Kit fits '66-'84 Shovelhead Engines This kit can be used to construct an 88" engine, or to replace the cylinders and piston in an engine with an existing S&S® stock bore stroker kit...

S&S Cycle - 4" Grand National Slip-On Muffler W/ Black End Caps fits '95-'16 Touring Models - Black This muffler features a race-inspired Grand National end cap high-flow perforated baffle with a detachable dB reducer. It delivers an aggressive...

S&S Cycle - 4" Grand National Slip-On Muffler W/ Black End Caps fits '95-'16 Touring Models - Chrome This muffler features a race-inspired Grand National end cap high-flow perforated baffle with a detachable dB reducer. It delivers an aggressive...

S&S Cycle - 4" Slash-Cut Slip-On Muffler fits '95-'16 Touring Models - Black S&S Cycle's 4" Slash-Cut Slip-On Muffler has a show-quality finish, stripped-down styling and a detachable dB reducer. NOTE: Qualified manufacturer declared emissions...

S&S Cycle - 4" Slash-Cut Slip-On Muffler fits '95-'16 Touring Models - Chrome S&S Cycle's 4" Slash-Cut Slip-On Muffler has a show-quality finish, stripped-down styling and a detachable dB reducer. NOTE: Qualified manufacturer declared emissions...

S&S Cycle - 4-1/2" GNX Slip-On Mufflers fits '95-'16 Harley Touring Models - Chrome These mufflers are SAE J2825 sound level compliant (with included dB installed); dB reducer is detachable. The one-of-a-kind louvered baffle provides a more...

S&S Cycle - 4-1/2" GNX Slip-On Mufflers fits '95-'16 Harley Touring Models - Guardian Black These mufflers are SAE J2825 sound level compliant (with included dB installed); dB reducer is detachable. The one-of-a-kind louvered baffle provides a more...

S&S Cycle - 4-1/2" MK45 Cutlass Performance Mufflers fits '17-'23 Touring Models - Chrome These mufflers feature a bold 4-1/2" design with a stainless steel baffle and RaceTEX packing. They produce a deep bass rumble throughout the RPM range...

S&S Cycle - 4-1/2" MK45 Cutlass Performance Mufflers fits '17-'23 Touring Models - Guardian Black These mufflers feature a bold 4-1/2" design with a stainless steel baffle and RaceTEX packing. They produce a deep bass rumble throughout the RPM range...

S&S Cycle - 4-1/2" MK45 Cutlass Performance Mufflers fits '95-'16 Harley Touring Models - Chrome These mufflers feature a bold 4-1/2" design with a stainless steel baffle and RaceTEX packing. They produce a deep bass rumble throughout the RPM range...

S&S Cycle - 4-1/2" MK45 Cutlass Performance Mufflers fits '95-'16 Harley Touring Models - Guardian Black These mufflers feature a bold 4-1/2" design with a stainless steel baffle and RaceTEX packing. They produce a deep bass rumble throughout the...

S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Black Thruster End Caps fits '95-'16 Touring Models - Black This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger...

S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Black Thruster End Caps fits '95-'16 Touring Models - Chrome This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger...

S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Black/Machined Tracer End Caps fits '95-'16 Touring Models - Black This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger...

S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Chrome Thruster End Caps fits '95-'16 Touring Models - Chrome This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger...

S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Chrome Tracer End Caps fits '95-'16 Touring Models - Chrome This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger...

S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black Thruster End Caps fits '17-'21 Harley Touring Models - Black This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger...

S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black Thruster End Caps fits '17-'21 Harley Touring Models - Chrome This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger...

S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black/​Machined Tracer End Caps fits '17-'21 Harley Touring Models - Black This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and...

S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black/​Machined Tracer End Caps fits '17-'21 Harley Touring Models - Chrome This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and...

S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Chrome Tracer End Caps fits '17-'21 Harley Touring Models - Chrome This muffler utilizes a combination of stainless steel and fiberglass packing in order to produce a deep, performance tone and stronger...

S&S Cycle - 4.5" GNX Slip-On Mufflers W/ Tuxedo Black End Caps fits '17-'21 Harley Touring Models - Chrome These mufflers are SAE J2825 Sound Level Compliant and a pre-installed, detachable dB reducer. The unique louvered baffle emits a more...

S&S Cycle - 49-State 2-into-1 Qualifier Exhaust System fits '17-'23 Touring Models - Black Features Full stainless steel construction Computer-aided stepped header design to maximize power output Precision bends allow for class-leading ground...

S&S Cycle - 49-State 2-into-1 Qualifier Exhaust System fits '17-'23 Touring Models - Silver Features Full stainless steel construction Computer-aided stepped header design to maximize power output Precision bends allow for class-leading ground...

S&S Cycle - 4⅛" Bore Cylinders fits '07-'17 Twin Cam Engines W/ 124" Hot Set Up Kits These Cylinders are built for 124" Hot Set Up Kits utilized in '99-'17 Twin Cam models and are bored slightly under the normal size and are not honed. NOTE:...

S&S Cycle - 4⅛" Bore Cylinders fits '99-'06 Twin Cam Engines W/ 124" Hot Set Up Kits These Bore Cylinders are built for 124" Hot Set Up Kits utilized in '99-'17 Twin Cam models and are bored slightly under the normal size and are not honed. NOTE:...

S&S Cycle - 4⅝" Stroke Flywheel Assembly W/ Balancer Gear & Full Wrist Pin fits '17-'20 M8 Softail Models This Stroke Flywheel Assembly W/ Balancer Gear & Full Wrist Pin comes with S&S high-strength connecting rods that are ideal for...

S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers are S&S engineered high-flow cats that performs as well as many catalyst-free "race only" mufflers. They feature classic slash-cut...

S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome These mufflers are S&S engineered high-flow cats that performs as well as many catalyst-free "race only" mufflers. They feature classic slash-cut styling...