Motorcycle Engine, Exhaust, Maintenance & Protection
Keep your V-Twin running at peak power and fully protected with our complete Engine, Exhaust, Maintenance & Protection collection — from internal engine performance to road-ready security.
Maximize power, airflow, and engine reliability with full exhaust systems, slip-on mufflers, heat shields, and baffle inserts alongside high-flow air cleaner intake kits. Upgrade your engine's powerhouse with big bore cylinder kits, performance camshafts, oil pumps, cooling upgrades, and precision engine covers. Keep every connection sealed with complete top-end and bottom-end gaskets, exhaust port seals, primary cover gaskets, and durable O-rings for leak-free street performance.
Keep your machine running smoothly and fully secure with premium engine oils, lubricants, high-flow oil and fuel filters, and durable oil system hardware. Enhance your bike's stance and safety with custom wheels, high-traction tires, wheel accessories, and heavy-duty front engine guards and rear saddlebag guards. Finish your build with advanced anti-theft security locks, disc locks, and mounting hardware to protect your investment on and off the road.
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Custom Chrome Air Cleaners Bracket Mounting Kit Fit For Harley EFI XL Models 2007-UpFitment: Fits For EFI XL models 07-Up (requires breather kit) Product Information: Do you like the looks of a velocity stack but don -t want unfiltered air in your engine Then this is your air filter, made of billet aluminum and available in chrome...
- $26.99
$27.99- $26.99
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Revtech 18" 5.5" Rear Wheel Rim Velocity Chrome Fit For Harley Touring Models 2008-Up US Custom Chrome USA (3811)Fitment: Fits For 2008-later Harley Touring Models with Dual Disc ( For Non-ABS models only). Attention: If required for ABS types, please purchase the correct bearings separately (not included). Product Information: There is no better value than a new set of custom wheels. 18"...
- $649.99
$906.99- $649.99
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Custom Chrome Black High Performance Motorcycle Smooth Air Filter Kit Cross Cover 5-SpadeProduct Information: BLK HP HORNET A/C COVER Package Included: 1 Air Filter Kit Cross Cover * California Residents Warning: California's Proposition 65. For more Information Please Visit - https://www.p65warnings.ca.gov/
- $39.99
$71.99- $39.99
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RevTech 18" 5.5" Midnight Rear Wheel Rim 5 Spoke Fit For Harley Touring Models 2008-UpFitment: Fits For 2008-later Harley Touring Models with Dual Disc ( For Non-ABS models only). Attention: If required for ABS types, please purchase the correct bearings separately (not included). Product Information: 18" X 5.5" Rear wheel6061-T6 Aluminum CNC machined custom billet wheels, forged for...
- $649.99
$689.99- $649.99
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Jammer Chrome Rocker Box Cover Oil Line Fit For Harley Sportster XL 1957-1985Fitment: Fit For Harley Sportster models (except magneto models) 1957-1985 Product Information: Chrome rocker box oil lines for Sportster models and Shovelheads. Includes a complete set of two oil lines, fittings and seals. No instructions. Package Included: 1 Set Rocker Box Oil Lines (as...
- $21.99
- $21.99
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Custom Chrome 7" Round Shield Fit For Harley CV Carburetors Sportster 1988-1991 Big TwinsFitment: Fits For CV carburetors on Sportster models from 88-91 Big Twins Product Information: Classic 7" RoundColor: Chrome Package Included: 1 x Shield * California Residents Warning: California's Proposition 65. For more Information Please Visit - https://www.p65warnings.ca.gov/
- $58.49
- $58.49
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MotorFactory Chrome Oil Filter Fit For Harley Big Twins Models 1999-UPFitment: Fit For Harley all Twin Cam models 99-Up. Product Information: Motor Factory Oil FilterMotor Factory Oil Filter for Twin Cam ModelsThis oil filter was developed for the Twin Cam engine.It is capable of trapping particulates down to 10 microns in size and fits...
- $15.99
$15.99- $15.99
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MotorFactory Black Oil Filter Fit For Harley Big Twins Models 1999-UPFitment: Fit For Harley all Twin Cam models 99-Up. Product Information: Motor Factory Oil FilterMotor Factory Oil Filter for Twin Cam ModelsThis oil filter was developed for the Twin Cam engine.It is capable of trapping particulates down to 10 microns in size and fit...
- $17.99
$0.00- $17.99
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MotorFactory Chrome Oil Filter 5 Speed Long Filter Fit For Harley Evolution Big Twin 80-99Fitment: Fit For Harley 5-speed Shovelhead and Evolution Big Twin models (except Dyna Glide models) 80-98, Sportster models from 84-Up, and all Softail models 84-99, as well as most Harley-Davidson Product Information: Long FiltersChrome oil filter replaces OEM #63796-77A Package Included: 1 x Oil...
- $14.99
$14.99- $14.99
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Custom Chrome Black Rocker Boxes Fit For Harley RevTech 115 - and 125 - EnginesFitment: Fit For Harley RevTech 115 - and 125 - engines Product Information: Add a touch of nostalgia. Transforms your bike to look like a Pan or Knuckle. Compatible with Original Equipment rocker components. No instructions. Package Included: 1x Rocker Boxes * California Residents...
- $446.99
$819.99- $446.99
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Custom Chrome Front / Rear Cylinder Fit For Harley XL 1200cc 88-03 with 3 1/2" bore EvolutionFitment: Fit For Harley XL 1200cc 88-03 with 3 1/2" bore Product Information: Our replacement aluminum cylinders feature cast iron sleeves for excellent wear and heat dissipation. Bored for standard 80" or 1200cc pistons. Final honing is required. Fits front and rear on Evolution...
- $149.99
$204.99- $149.99
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Motor Factory One Gallon 20W50 Motorcycle Oil 6-1 Gallon/CaseFitment: Fit For Harley motorcycle Product Information: Convenient 1 gallon container makes changing oil easier with less waste. Same quality as our quart size, Motor Factory Motorcycle Oil is American-made and meets or exceeds the API CI-4/SL rating, the highest in the industry. Sold...
- $190.99
- $190.99
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Custom Chrome Custom Hose Clamps Fits 1/4"-Diameter Slotted ChromeFitment: Fits 1/4"-diameter Slotted Product Information: These custom hose clamps feature a great look with reliable function. Under each custom hose cover is a weather resistantworm-drive hose clamp. Sold in packs of 6. Package Included: One Set Custom Hose Clamps * California Residents Warning:...
- $18.99
$25.99- $18.99
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Custom Chrome Exhaust Trumpet Muffler 20" Upswept Fit For Harley Bobber ChopperFitment: Fit For Harley Bobber or Chopper Product Information: Very popular years ago, these trumpet mufflers are making a big comeback on the retro-style motorcycles, and are a perfect finishing touch to an early style Bobber or Chopper. 1-3/4" inlet, removable baffles, and universal...
- $184.99
- $184.99
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Custom Chrome Engine Starter Shaft Fit For Harley FL FLH 1970-1982 FX FXS 1971-1985Fitment: Fit For Harley 4-speed FL chain drive models from 70-82, and 4-speed FX chain drive models from 71-85 Product Information: Color: Chrome Replaces for 31482-70 No instructions. Package Included: 1x Starter Shaft (as shown in picture) * California Residents Warning: California's Proposition 65....
- $32.99
- $32.99
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Custom Chrome Chrome Rocker Box Cover Fit For Harley Evolution Big Twin Models 1984-1999Fitment: Fit For Harley All Evolution Big Twin Models 1984-1999 Product Information: Color: Chrome A subtly different shape and completely enclosed recess for the upper cover screws allows for a continuous, sharp edge from front to rear resulting in an improved outer profile. Complete...
- $237.99
- $237.99
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RevTech 12 Qt Primary Case Lube SAE 85W140 Fit For Harley Big Twin Hot Weather 1984-UpFitment: Fit for use in the primary chaincase of all Big Twin models equipped with a wet diaphragm spring clutch from late 84-Up. Product Information: For hot weather applications Sold in cases of 12 (1 quart bottles). No instructions. Package Included: 12x Primary Lube...
- $96.99
- $96.99
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Custom Chrome Chrome Engine Point Cover Fit For Harley Sportster & Big Twin Models 1970-2003Fitment: Fit for Harley Sportster and Big Twin models 70-03 (except Twin Cam models) Product Information: Get that high-tech -racers only - look with our buttonhead -Riveted - chrome covers.Includes mounting hardware. No instructions. Package Included: 1x Engine Cover (as shown in picture) *...
- $19.99
- $19.99
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Custom Chrome Aircraft-Style Exhaust Clamp Fit For Harley Panheads 48-65 Replace for 65274-88TFitment: Fit For Harley Panheads from 48-65 Product Information: Custom exhaust clamps made of heavy-wall (1/8"-thick), cold-rolled steel, complete with sockethead screws. Sold in pairs. Replace for 65274-88T No instructions. Package Included: A pair of Clamps * California Residents Warning: California's Proposition 65. For...
- $28.79
- $28.79
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Custom Chrome 11/16" Wide Aircraft-Style Exhaust Clamp Fit For Harley Sportster XL 1957-1985Fitment: Fit For Harley Sportster models from 57-85 Product Information: These custom clamps measure 11/16"-wide and are wider than standard clamps. They were made to provide a better seal and support the exhaust pipes to their flanges. Made from heavy-wall (1/8"-thick) cold-rolled and chrome-plated...
- $39.59
- $39.59
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