S&S Cycle
S&S Cycle delivers premium performance parts for Harley-Davidson motorcycles, blending racing heritage with American engineering. From exhaust systems and air cleaners to the iconic S&S Super E Carburetor and 475 Cam, every component is designed for power, reliability, and precision. Upgrade your Harley with S&S Cycle for unmatched throttle response and durability, whether on the street or the strip.
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S&S Cycle - 136" Big Bore Cylinder Kit fits '17 & Up M8 Engines
S&S Cycle
$1,599.95 - $1,643.95S&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...$1,599.95 - $1,643.95 -
S&S Cycle - Superstreet 2-Into-1 Exhaust System W/ Black End Cap fits '18-'22 M8 Softail Models
S&S Cycle
$1,720.95 - $1,750.95S&S Cycle - Superstreet 2-Into-1 Exhaust System W/ Black End Cap fits '18-'22 M8 Softail Models The headers and mufflers in this kit are completely heat-shielded for a blue-proof design...$1,720.95 - $1,750.95 -
Out of stock
S&S Cycle - Sidewinder Lava Chrome 2-Into-1 Exhaust fits '17-'23 Touring Models - 49-State
S&S Cycle
$1,699.95S&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...$1,699.95 -
Out of stock
S&S Cycle - Sidewinder Lava Chrome 2-Into-1 Exhaust fits '17-'23 Touring Models - Race Only
S&S Cycle
$1,441.95S&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...$1,441.95 -
S&S Cycle - Stealth Air Cleaner Kit fits All '17-'23 M8 Engines
S&S Cycle
$395.95S&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...$395.95 -
S&S Cycle - Oil Change Kit W/ Oil Filter fits '17-'21 Harley M8 Models
S&S Cycle
$119.06 - $123.14S&S Cycle - Oil Change Kit W/ 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...$119.06 - $123.14 -
S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Chrome Thruster End Caps fits '95-'16 Touring Models - Chrome
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Black Thruster End Caps fits '95-'16 Touring Models - Chrome
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Black Thruster End Caps fits '95-'16 Touring Models - Black
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Chrome Tracer End Caps fits '95-'16 Touring Models - Chrome
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Black/Machined Tracer End Caps fits '95-'16 Touring Models - Chrome
S&S Cycle
$819.95S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Black/Machined Tracer End Caps fits '95-'16 Touring Models - Chrome This muffler utilizes a combination of stainless steel and fiberglass packing...$819.95 -
Out of stock
S&S Cycle - 4-1/2" MK45 Performance Muffler W/ Black/Machined Tracer End Caps fits '95-'16 Touring Models - Black
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - MK45 Slip-On Mufflers W/ Chrome Thruster End Caps fits '17-'21 Harley Touring Models - Chrome
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black Thruster End Caps fits '17-'21 Harley Touring Models - Chrome
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black Thruster End Caps fits '17-'21 Harley Touring Models - Black
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Chrome Tracer End Caps fits '17-'21 Harley Touring Models - Chrome
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black/​Machined Tracer End Caps fits '17-'21 Harley Touring Models - Chrome
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - 4-1/2" MK45 Slip-On Mufflers W/ Black/​Machined Tracer End Caps fits '17-'21 Harley Touring Models - Black
S&S Cycle
$819.95S&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...$819.95 -
S&S Cycle - Grand National Slip-On Muffler fits '15-'20 XG500/​750 Models
S&S Cycle
$347.95S&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...$347.95 -
S&S Cycle - Grand National Slip-On Mufflers W/ Black End Caps fits '17-'21 Harley Touring Models - Chrome
S&S Cycle
$562.95S&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...$562.95 -
S&S Cycle - Grand National Slip-On Mufflers W/ Black End Caps fits '17-'21 Harley Touring Models - Black
S&S Cycle
$562.95S&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...$562.95 -
Out of stock
S&S Cycle - 4" Grand National Slip-On Muffler W/ Black End Caps fits '95-'16 Touring Models - Chrome
S&S Cycle
$562.95S&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...$562.95 -
S&S Cycle - 4" Grand National Slip-On Muffler W/ Black End Caps fits '95-'16 Touring Models - Black
S&S Cycle
$562.95S&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...$562.95 -
Out of stock
S&S Cycle - Slash Cut Slip-On Mufflers fits '17-'21 Harley Touring Models - Chrome
S&S Cycle
$562.95S&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...$562.95 -
S&S Cycle - Slash Cut Slip-On Mufflers fits '17-'21 Harley Touring Models - Black
S&S Cycle
$562.95S&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...$562.95 -
S&S Cycle - 4" Slash-Cut Slip-On Muffler fits '95-'16 Touring Models - Chrome
S&S Cycle
$545.95S&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...$545.95 -
Out of stock
S&S Cycle - 4" Slash-Cut Slip-On Muffler fits '95-'16 Touring Models - Black
S&S Cycle
$545.95S&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...$545.95 -
Out of stock
S&S Cycle - Slash-Cut Slip On Mufflers fits '08-'17 Harley Dyna Models - Black
S&S Cycle
$389.95S&S Cycle - Slash-Cut Slip On Mufflers fits '08-'17 Harley Dyna Models - Black These mufflers have a detachable dB reducer for back pressure and sound tuning. It is available in slash-cut...$389.95 -
Out of stock
S&S Cycle - Grand National Slip-On Mufflers fits '95-'17 Dyna Models - Chrome
S&S Cycle
$499.95S&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...$499.95 -
S&S Cycle - Grand National Slip-On Mufflers fits '08-'17 Harley Dyna Models - Guardian Black
S&S Cycle
$499.95S&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...$499.95 -
S&S Cycle - Slash Cut Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Guardian Black
S&S Cycle
$463.95S&S Cycle - Slash Cut Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Guardian Black These mufflers are S&S engineered high-flow cats that performs as well as many catalyst-free...$463.95 -
S&S Cycle - Slash Cut Race Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome
S&S Cycle
$463.95S&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...$463.95 -
Out of stock
S&S Cycle - Slash Cut Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome
S&S Cycle
$514.95S&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...$514.95 -
S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Black Ceramic
S&S Cycle
$463.95S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Black Ceramic These mufflers feature a race-inspired design and improved horsepower and torque (when used...$463.95 -
Out of stock
S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome
S&S Cycle
$463.95S&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...$463.95 -
S&S Cycle - Grand National Race Slip-On Mufflers fits '18-'22 Harley Softail Models - Chrome
S&S Cycle
$463.95S&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...$463.95 -
S&S Cycle - 4.5" GNX Slip-On Mufflers W/ Tuxedo Black End Caps fits '17-'21 Harley Touring Models - Chrome
S&S Cycle
$575.95S&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...$575.95 -
S&S Cycle - 4.5" GNX Slip-On Mufflers W/ Tuxedo Black End Caps fits '17-'21 Harley Touring Models - Black
S&S Cycle
$593.95S&S Cycle - 4.5" GNX Slip-On Mufflers W/ Tuxedo Black End Caps fits '17-'21 Harley Touring Models - Black These mufflers are SAE J2825 Sound Level Compliant and a pre-installed, detachable dB...$593.95 -
S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley Softail Models - Guardian Black
S&S Cycle
$1,235.95S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley Softail Models - Guardian Black Features: Classic slash-cut styling Boost horsepower and torque SAE J2825 Sound Level...$1,235.95 -
S&S Cycle - 50 State Slash-Cut Slip-On Mufflers fits '18-'22 Harley M8 Softail Models - Chrome
S&S Cycle
$1,231.95S&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...$1,231.95
S&S Cycle – High-Performance Harley-Davidson Engines, Exhausts & Motorcycle Parts
S&S Cycle has been a powerhouse in Harley-Davidson performance engineering since 1958, known for building some of the most reliable and powerful V-Twin engines in the world. From the iconic S&S Super E Carburetor to the Grand National Exhaust and Stealth Air Cleaner Kits, every part embodies decades of racing experience and precision craftsmanship, helping riders unlock true American horsepower.
Whether you’re upgrading with S&S camshafts, big bore kits, lifters, oil pumps, or pushrods, each component is designed for maximum performance, durability and throttle response. Riders trust S&S Cycle exhausts and engine upgrade kits for their proven power gains, crisp acceleration and unmistakable exhaust note, perfect for Harley enthusiasts who want both street and track-ready performance.
S&S Cycle also offers advanced intake, ignition and lubrication systems, giving riders the tools to fine tune every aspect of their Harley-Davidson. With a legacy rooted in racing innovation and American craftsmanship, S&S Cycle performance parts deliver the perfect balance of power, reliability and engineering excellence, making it the top choice for those who live and breathe V-Twin performance.