Harley Davidson

S&S Cycle - Chrome Die-Cast Rocker Box fits '99-'17 Twin Cam Motors Features Positive O-ring seal ensures leak-free operation Include rocker boxes, gaskets and mounting bolts The assembler must supply rocker shafts and and rocker arms for all...

S&S Cycle - Chrome Tuned Induction Air Cleaner Kit fits '08-'16 Touring, '16-'17 Softail Models Air filters are the core element for pristine air flow in a performance engine, and S&S Cycle has created a kit that delivers unbeatable performance...

S&S Cycle - Grand National 50 State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately. The...

S&S Cycle - Grand National 50 State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Guardian Black These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately...

S&S Cycle - Grand National 50-State Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately. The...

S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately. The stock...

S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome These mufflers feature a race-inspired design and improved horsepower and torque (when used with a Stealth Air cleaner kit; sold separately. The stock...

S&S Cycle - Grand National Slip-On Muffler fits '15-'20 XG500/​750 Models This muffler delivers heightened horsepower and torque when it is used with a Stealth Air Cleaner Kit. It has a race-inspired sound and stainless steel baffle as well as a...

S&S Cycle - Grand National Slip-On Mufflers fits '08-'17 Harley Dyna Models - Guardian Black These mufflers feature a detachable dB reducer for back pressure and sound tuning. They have race-inspired Grand National end caps. The mufflers meet the...

S&S Cycle - Grand National Slip-On Mufflers fits '95-'17 Dyna Models - Chrome These mufflers feature a detachable dB reducer for back pressure and sound tuning. They have race-inspired Grand National end caps. The mufflers meet the J2825 levels for...

S&S Cycle - Grand National Slip-On Mufflers W/ Black End Caps fits '17-'21 Harley 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 - Grand National Slip-On Mufflers W/ Black End Caps fits '17-'21 Harley 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...

S&S Cycle - Guardian Black Diamondback 2-into-1 Race Only Exhaust System fits '17-'23 Touring Models This full stainless steel exhaust system comes with stainless steel header pipe heat shields. Its computer-aided design and precision bending...

S&S Cycle - Guardian Black Diamondback 2-into-1 State Exhaust System fits '17-'20 Touring Models This full stainless steel exhaust system comes with stainless steel header pipe heat shields. Its computer-aided design and precision bending delivers...

S&S Cycle - Hooligan Kits fits '00-'20 XL Models S&S Cycle's Hooligan Kits are bolt on big-bore kits that provide easy installation without any machining or rebalancing. The cams are .482" lift and 240° duration intake and 234° degree...

S&S Cycle - Lower Rocker Box Gasket Kit fits '99-'17 Twin Cam OEM Rocker Boxes Used on S&S Heads S&S's Lower Rocker Box Gasket Kit must be used when installing OEM stock rocker boxes on S&S heads. This kit comes with the lower rocker box...

S&S Cycle - MK45 Slip-On Mufflers W/ Chrome 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 - Natural Finish Evolution-Style Aluminum Cylinders fits '84-'99 Evolution Big Twin Engines S&S Cycle's Evolution-Style Aluminum Cylinders are stock replacement cylinders featuring a 3½" bore with a cast-iron liner. Its finish...

S&S Cycle - Oil Change Kit W/ Black Oil Filter fits '17-'21 Harley M8 Models S&S Cycle's Oil Change Kit delivers regular viscosity and resists thermal breakdown and oxidation at elevated temperatures. It provides superior lubrication for...

S&S Cycle - Oil Pump fits '17-'21 M8 Water-Cooled Touring Models S&S Cycle's Oil Pump for '17-'21 M8 Water-Cooled Touring Models delivers a 20% flow increase on the supply side and a 52% flow increase on scavenge. There are independent scavenge...

S&S Cycle - Retro Top-End Conversion Kit for 3.625" Bore Cylinders fits '66-'84 Shovelhead Engines Your Shovelhead will achieve the ultimate blast-from-the-past appearance of a Panhead with this Retro Top-End Conversion Kit from S&S Cycle! It...

S&S Cycle - Retro Top-End Conversion Kit for Stock Bore Cylinders fits '66-'84 Shovelhead Engines Your Shovelhead will achieve the ultimate blast-from-the-past appearance of a Panhead with this Retro Top-End Conversion Kit from S&S Cycle! It...

S&S Cycle - Rocker Arm Stud Kit fits '17-'21 M8 Models This rocker arm stud kit lengthens  the life of your cylinder heads AND helps prevent damage to the rocker arm towers! You can re-torque the rocker arm nuts after installation. The kit...

S&S Cycle - Roller Rocker Arms fits M8 Softail Models Features Forged from 8620 steel, heat-treated then shot-peened for additional strength and durability Rocker arms have .75" long bushings instead of the .50" long bushings found on most other...

S&S Cycle - Shadow Muffler Kit W/ Black Highlighted Machined End Cap fits '09-'22 Touring Models S&S Cycle's Shadow Muffler Kit is designed to occupy the left-side cutout in the extended saddlebags when you are running a Sidewinder 2:1 exhaust...

S&S Cycle - Shadow Muffler Kit W/ Black Highlighted Machined End Cap fits '95-'08 Touring Models - Black S&S Cycle's Shadow Muffler Kit is designed to occupy the left-side cutout in the extended saddlebags when you are running a Sidewinder 2:1...

S&S Cycle - Shadow Muffler Kit W/ Black Highlighted Machined End Cap fits '95-'08 Touring Models - Chrome S&S Cycle's Shadow Muffler Kit is designed to occupy the left-side cutout in the extended saddlebags when you are running a Sidewinder 2:1...

S&S Cycle - Sidewinder Lava Chrome 2-Into-1 Exhaust fits '17-'23 Touring Models - 49-State This system has the mirror flash of your traditional chromium mixed with a smoky radiance which creates a unique dark look that's still reflective. This...

S&S Cycle - Sidewinder Lava Chrome 2-Into-1 Exhaust fits '17-'23 Touring Models - Race Only This system has the mirror flash of your traditional chromium mixed with a smoky radiance which creates a unique dark look that's still reflective. This...

S&S Cycle - Silver 100" Bolt-In Sidewinder® 4" Big Bore Kit fits '99-'06 Twin Cam Engines This Big Bore Kit has a 10.5:1 compression ratio (W/ stock 85cc heads) that will transform your engine into a street-ready and reliable machine which will...

S&S Cycle - Silver 110" Bolt-In Sidewinder® 4" Big Bore Kit fits '07-'17 Twin Cam Engines This Big Bore Kit has a 10.5:1 compression ratio (W/ stock 85cc heads) that will transform your engine into a street-ready and reliable machine which will...

S&S Cycle - Silver Powdercoat 79cc Super Stock™ Cylinder Heads fits '99-'05 Twin Cam Models S&S Cycle's 79cc Super Stock™ Cylinder Heads' high port flow creates excellent performance after initial installation, and even greater...

S&S Cycle - Silver Powdercoat 95" Big Bore Kit fits '99-'06 Twin Cam Engines (3.875" Bore, 4" Stroke, 9.7:1 Comp. W/ Stock Heads) This Big Bore Kit produces outstanding outcomes with stock cylinder heads. It comes complete with cylinders, pistons,...

S&S Cycle - Silver XL883 to 1200 Conversion Kit fits '86-'20 XL 883 Models This conversion kit installs in no time at all since the pistons are already fit to the cylinders, making them prepared for assembly as soon as you open them! The kits are...

S&S Cycle - Slash Cut Race 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 styling...

S&S Cycle - Slash Cut Race 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 and...

S&S Cycle - Slash Cut Slip-On Mufflers fits '17-'21 Harley 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...

S&S Cycle - Slash Cut Slip-On Mufflers fits '17-'21 Harley 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...

S&S Cycle - Stainless Steel Tuned Induction Air Cleaner Kit fits '17 & Up M8 Harley Models Air filters are the core element for pristine air flow in a performance engine, and S&S Cycle has created a kit that delivers unbeatable performance...

S&S Cycle - Stealth Air Cleaner Kit fits All '17-'23 M8 Engines This Stealth Air Cleaner Kit has a stunning Lava Chrome finish. Lava Chrome is a smokey chrome with all the reflective qualities of traditional chromium. It features a high-strength...