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H-D ENGINE PERFORMANCE MODS

Our Go-To High Performance Parts Picks For Harley

Engine Performance Mods for HD

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Feuling HP+ Oiling System For Harley

Vehicle Specific

Feuling HP+ Oiling System For Harley

$819^.⁹⁵$1,029^.⁹⁵

S&S Cycle TC3 Cam Plate For Harley Twin Cam

Vehicle Specific

S&S Cycle TC3 Cam Plate For Harley Twin Cam

S&S Cycle 883 To 1200 Conversion Kit For Harley Sportster 1986-2021

Vehicle Specific

S&S Cycle 883 To 1200 Conversion Kit For Harley Sportster 1986-2021

S&S Cycle Power Package For Harley Milwaukee-Eight 107"

Vehicle Specific

S&S Cycle Power Package For Harley Milwaukee-Eight 107"

$3,294^.⁹⁵$3,497^.⁹⁵

$180 in Rewards

S&S Cycle Complete Pushrod And Tube Kit For Harley

Vehicle Specific

S&S Cycle Complete Pushrod And Tube Kit For Harley

$249^.⁹⁵$326^.⁹⁵

S&S Cycle 465 Cam Kit For Harley Milwaukee-Eight 2017-2026

Vehicle Specific

S&S Cycle 465 Cam Kit For Harley Milwaukee-Eight 2017-2026

$299^.⁹⁵$465^.⁹⁵

S&S Cycle 124" Big Bore Kit For Harley 107" Milwaukee-Eight 2017-2026

Vehicle Specific

S&S Cycle 124" Big Bore Kit For Harley 107" Milwaukee-Eight 2017-2026

Feuling 465 Reaper Camshaft For Harley Milwaukee-Eight 2017-2026

Vehicle Specific

Feuling 465 Reaper Camshaft For Harley Milwaukee-Eight 2017-2026

S&S Cycle 475 Cam Kit For Harley Milwaukee-Eight 2017-2026

Vehicle Specific

S&S Cycle 475 Cam Kit For Harley Milwaukee-Eight 2017-2026

$299^.⁹⁵$465^.⁹⁵

S&S Cycle 128" Big Bore Kit For Harley 114" / 117" Milwaukee-Eight 2017-2026

Vehicle Specific

S&S Cycle 128" Big Bore Kit For Harley 114" / 117" Milwaukee-Eight 2017-2026

S&S Cycle 550 Cam Kit For Harley Milwaukee-Eight 2017-2026

Vehicle Specific

S&S Cycle 550 Cam Kit For Harley Milwaukee-Eight 2017-2026

$299^.⁹⁵$465^.⁹⁵

S&S Cycle Tappet Cuffs For Harley Milwaukee-Eight 2017-2026

Vehicle Specific

S&S Cycle Tappet Cuffs For Harley Milwaukee-Eight 2017-2026

$79^.⁹⁵$84.95

S&S Cycle Mini Teardrop Stealth Air Cleaner Kit For Harley

Vehicle Specific

S&S Cycle Mini Teardrop Stealth Air Cleaner Kit For Harley

Feuling HP+ 543 Camchest Kit For Harley

Vehicle Specific

Feuling HP+ 543 Camchest Kit For Harley

S&S Cycle Grand National Slip-On Muffler For Harley

Vehicle Specific

S&S Cycle Grand National Slip-On Muffler For Harley

$484^.⁹⁵$1,231^.⁹⁵

Feuling Vented Dipstick For Harley

Vehicle Specific

Feuling Vented Dipstick For Harley

Feuling HP+ Hydraulic Lifters For Harley

Vehicle Specific

Feuling HP+ Hydraulic Lifters For Harley

$219^.⁹⁵$289^.⁹⁵

Feuling HP+ 465 Camchest Kit For Harley

Vehicle Specific

Feuling HP+ 465 Camchest Kit For Harley

$110 in Rewards

Feuling HP+ 525 Camchest Kit For Harley

Vehicle Specific

Feuling HP+ 525 Camchest Kit For Harley

S&S Cycle Power Tune Dual Header System For Harley Touring

Vehicle Specific

S&S Cycle Power Tune Dual Header System For Harley Touring

$871^.⁹⁵$875^.⁹⁵

Feuling 12mm Narrow Band O2 Sensors For Harley

Vehicle Specific

Feuling 12mm Narrow Band O2 Sensors For Harley

S&S Cycle Quickee Pushrods For Harley

Vehicle Specific

S&S Cycle Quickee Pushrods For Harley

$209^.⁹⁵$224^.⁹⁵

Feuling OE+ Hydraulic Cam Chain Tensioner Conversion Kit For Harley 2001-2006

Vehicle Specific

Feuling OE+ Hydraulic Cam Chain Tensioner Conversion Kit For Harley 2001-2006

S&S Cycle Stealth Air Cleaner Kit For Harley EFI

Vehicle Specific

S&S Cycle Stealth Air Cleaner Kit For Harley EFI

$166^.⁹⁵$399^.⁹⁵

James Rocker Box Gasket Kit For Harley

Vehicle Specific

James Rocker Box Gasket Kit For Harley

$51^.⁹⁵$100^.⁹⁵

S&S Cycle 4.5" MK45 Thruster Slip-On Mufflers For Harley Touring

Vehicle Specific

S&S Cycle 4.5" MK45 Thruster Slip-On Mufflers For Harley Touring

$769^.⁹⁵$819^.⁹⁵

S&S Cycle Grand National Slip-On Race Mufflers For Harley

Vehicle Specific

S&S Cycle Grand National Slip-On Race Mufflers For Harley

$347^.⁹⁵$599^.⁹⁵

S&S Cycle Slash Cut Slip-On Mufflers For Harley

Vehicle Specific

S&S Cycle Slash Cut Slip-On Mufflers For Harley

$463^.⁹⁵$599^.⁹⁵

James Gasket Engine Gasket Set For Harley

Vehicle Specific

James Gasket Engine Gasket Set For Harley

$126^.⁹⁵$236^.⁹⁵

S&S Cycle Super E Carburetor Kit For Harley

Vehicle Specific

S&S Cycle Super E Carburetor Kit For Harley

$799^.⁹⁵$899^.⁹⁵

S&S Cycle 4" Slash Down Slip-On Mufflers For Harley Touring

Vehicle Specific

S&S Cycle 4" Slash Down Slip-On Mufflers For Harley Touring

Feuling Race Series Short Travel Lifters For Harley

Vehicle Specific

Feuling Race Series Short Travel Lifters For Harley

$299^.⁹⁵$319^.⁹⁵

S&S Cycle 1250 Big Bore Kit For Harley Sportster 1986-2022

Vehicle Specific

S&S Cycle 1250 Big Bore Kit For Harley Sportster 1986-2022

$1,008^.⁹⁵$1,077^.⁹⁵

S&S Cycle Teardrop Air Cleaner Kit For Harley CV

Vehicle Specific

S&S Cycle Teardrop Air Cleaner Kit For Harley CV

$395^.⁹⁵$399^.⁹⁵

Feuling HP+ One Piece Pushrods For Harley

Vehicle Specific

Feuling HP+ One Piece Pushrods For Harley

Feuling HP+ 543 Hydraulic Conversion Camchest Kit For Harley Twin Cam 1999-2006

Vehicle Specific

Feuling HP+ 543 Hydraulic Conversion Camchest Kit For Harley Twin Cam 1999-2006

$1,929^.⁹⁵$1,939^.⁹⁵

$112 in Rewards

Feuling Race Series 574 Camchest Kit For Harley Twin Cam 2006-2017

Vehicle Specific

Feuling Race Series 574 Camchest Kit For Harley Twin Cam 2006-2017

$1,879^.⁹⁵$1,895^.⁹⁵

$109 in Rewards

Feuling Race Series Oil Pump and Camplate Kit For Harley

Vehicle Specific

Feuling Race Series Oil Pump and Camplate Kit For Harley

Feuling OE+ Hydraulic Cam Chain Conversion Camchest Kits For Harley Twin Cam 1999-2006

Vehicle Specific

Feuling OE+ Hydraulic Cam Chain Conversion Camchest Kits For Harley Twin Cam 1999-2006

$107 in Rewards

S&S Cycle Hooligan Big Bore Cam Kit For Harley Sportster

Vehicle Specific

S&S Cycle Hooligan Big Bore Cam Kit For Harley Sportster

$1,822^.⁹⁵$1,999^.⁹⁵

$106 in Rewards

S&S Cycle Super Stock Cylinder Heads For Harley Twin Cam

Vehicle Specific

S&S Cycle Super Stock Cylinder Heads For Harley Twin Cam

$1,815^.⁹⁵$2,149^.⁹⁵

$106 in Rewards

S&S Cycle TC3 Oil Pump Cam Support Plate Kit For Harley

Vehicle Specific

S&S Cycle TC3 Oil Pump Cam Support Plate Kit For Harley

Feuling Fuel Injector For Harley

Vehicle Specific

Feuling Fuel Injector For Harley

$97^.⁹⁵$99^.⁹⁵

Feuling HP+ Oil Pump For Harley

Vehicle Specific

Feuling HP+ Oil Pump For Harley

$409^.⁹⁵$449^.⁹⁵

Feuling Map Sensor For Harley

Vehicle Specific

Feuling Map Sensor For Harley

$69^.⁹⁵$89^.⁹⁵

Feuling HP+ 574 Camchest Kit For Harley

Vehicle Specific

Feuling HP+ 574 Camchest Kit For Harley

$1,595^.⁹⁵$1,839^.⁹⁵

S&S Cycle Teardrop Stealth Air Cleaner Kit For Harley

Vehicle Specific

S&S Cycle Teardrop Stealth Air Cleaner Kit For Harley

$395^.⁹⁵$550^.⁹⁵

S&S Cycle Hydraulic Lifters For Harley

Vehicle Specific

S&S Cycle Hydraulic Lifters For Harley

$381^.⁹⁵$409^.⁹⁵

S&S Cycle Teardrop Air Cleaner Kit For Harley EFI

Vehicle Specific

S&S Cycle Teardrop Air Cleaner Kit For Harley EFI

$359^.⁹⁵$398^.⁹⁵

James Cam Chest Gasket Kit For Harley

Vehicle Specific

James Cam Chest Gasket Kit For Harley

$29^.⁹⁵$58^.⁹⁵

Feuling Reaper Camshafts For Harley Sportster 2000-2022

Vehicle Specific

Feuling Reaper Camshafts For Harley Sportster 2000-2022

S&S Cycle Synthetic Oil Change Kit For Harley

Vehicle Specific

S&S Cycle Synthetic Oil Change Kit For Harley

$113^.³¹$123^.¹⁴$175.95$175.99

S&S Cycle Rocker Roller Arms For Harley 1984-2022

Vehicle Specific

S&S Cycle Rocker Roller Arms For Harley 1984-2022

$652^.⁹⁵$695^.⁹⁵

S&S Cycle 585 Cam Kit For Harley Twin Cam

Vehicle Specific

S&S Cycle 585 Cam Kit For Harley Twin Cam

$429^.⁹⁵$948^.⁹⁵

Drag Specialties Pushrod Tube Cover Kit For Harley

Vehicle Specific

Drag Specialties Pushrod Tube Cover Kit For Harley

$126^.⁰⁹$138^.⁸¹

Feuling Race Series Oiling System For Harley Milwaukee-Eight

Vehicle Specific

Feuling Race Series Oiling System For Harley Milwaukee-Eight

Feuling 543 Cam Kit For Harley

Vehicle Specific

Feuling 543 Cam Kit For Harley

Feuling Rocker Box Breather Kit For Harley Twin Cam 1999-2017

Vehicle Specific

Feuling Rocker Box Breather Kit For Harley Twin Cam 1999-2017

Feuling Quick Install Adjustable Pushrod And Tube Kit For Harley Twin Cam 1999-2017

Vehicle Specific

Feuling Quick Install Adjustable Pushrod And Tube Kit For Harley Twin Cam 1999-2017

S&S Cycle Valve Spring Kits For Harley

Vehicle Specific

S&S Cycle Valve Spring Kits For Harley

$163^.⁹⁵$395^.⁹⁵

Feuling Exhaust Stud Kit For Harley EVO, Twin Cam, Sportster 1984-2022

Vehicle Specific

Feuling Exhaust Stud Kit For Harley EVO, Twin Cam, Sportster 1984-2022

Feuling 525 Cam Kit For Harley Twin Cam

Vehicle Specific

Feuling 525 Cam Kit For Harley Twin Cam

$359^.⁹⁵$399^.⁹⁵

Feuling Race Series Oiling System For Harley Twin Cam

Vehicle Specific

Feuling Race Series Oiling System For Harley Twin Cam

$1,059^.⁹⁵$1,099^.⁹⁵

S&S Cycle Oil Filter For Harley

Vehicle Specific

S&S Cycle Oil Filter For Harley

$20^.⁹⁵$23^.⁹⁵

Feuling Race Series Hydraulic Lifters For Harley

Vehicle Specific

Feuling Race Series Hydraulic Lifters For Harley

$299^.⁹⁵$319^.⁹⁵

S&S Cycle 583 Cam Kit For Harley Twin Cam

Vehicle Specific

S&S Cycle 583 Cam Kit For Harley Twin Cam

$418^.⁹⁵$948^.⁹⁵

S&S Cycle 570 Cam Kit For Harley Twin Cam

Vehicle Specific

S&S Cycle 570 Cam Kit For Harley Twin Cam

$418^.⁹⁵$948^.⁹⁵

Feuling HP+ Oil Pump And Camplate Kit For Harley

Vehicle Specific

Feuling HP+ Oil Pump And Camplate Kit For Harley

Feuling Cam Chain Tensioner Pads For Harley Twin Cam 2006-2017

Vehicle Specific

Feuling Cam Chain Tensioner Pads For Harley Twin Cam 2006-2017

Feuling 574 Cam Kit For Harley Twin Cam 2006-2017

Vehicle Specific

Feuling 574 Cam Kit For Harley Twin Cam 2006-2017

Feuling Cylinder Stud and Head Bolt Kit For Harley

Vehicle Specific

Feuling Cylinder Stud and Head Bolt Kit For Harley

$399^.⁹⁵$599^.⁹⁵

Feuling 12 Point Primary And Transmission Dress Up Kit For Harley

Vehicle Specific

Feuling 12 Point Primary And Transmission Dress Up Kit For Harley

$199^.⁹⁵$309^.⁹⁵

S&S Cycle Teardrop Air Cleaner Kit For Super E&G Carburetors

Vehicle Specific

S&S Cycle Teardrop Air Cleaner Kit For Super E&G Carburetors

Feuling Outer Crank Sprocket For Harley Big Twin 2006-2026

Vehicle Specific

Feuling Outer Crank Sprocket For Harley Big Twin 2006-2026

S&S Cycle Adjustable Chromoly Pushrods For Harley

Vehicle Specific

S&S Cycle Adjustable Chromoly Pushrods For Harley

$152^.⁹⁵$174^.⁹⁵

Feuling Inner Camshaft Bearings For Harley

Vehicle Specific

Feuling Inner Camshaft Bearings For Harley

$18^.⁹⁵$44^.⁹⁵

Feuling O2 Sensor Adapter 18mm to 12mm

Feuling O2 Sensor Adapter 18mm to 12mm

Feuling Camshaft Installation Kit For Harley

Vehicle Specific

Feuling Camshaft Installation Kit For Harley

$99^.⁹⁵$182^.⁹⁵

Feuling Camshaft Sprocket Thrust Washer Kit For Harley Twin Cam / Milwaukee-Eight 2006-2026

Vehicle Specific

Feuling Camshaft Sprocket Thrust Washer Kit For Harley Twin Cam / Milwaukee-Eight 2006-2026

S&S Cycle Rocker Arms For Harley 1984-2022

Vehicle Specific

S&S Cycle Rocker Arms For Harley 1984-2022

Feuling OE+ Camplate For Harley Milwaukee-Eight 2017-2026

Vehicle Specific

Feuling OE+ Camplate For Harley Milwaukee-Eight 2017-2026

Feuling 18mm Narrow Band 02 Sensor For Harley Dyna, Softail, Touring, V-Rod 2006-2011

Vehicle Specific

Feuling 18mm Narrow Band 02 Sensor For Harley Dyna, Softail, Touring, V-Rod 2006-2011

S&S Cycle HI-4N Ignition & Coil Kit For Harley 1984-1999

Vehicle Specific

S&S Cycle HI-4N Ignition & Coil Kit For Harley 1984-1999

Feuling Idle Air Control Module For Harley Touring, Softail, Dyna 2006-2017

Vehicle Specific

Feuling Idle Air Control Module For Harley Touring, Softail, Dyna 2006-2017

Feuling Internal Engine Fastener Bolt Kit For Harley Milwaukee-Eight 2017-2026

Vehicle Specific

Feuling Internal Engine Fastener Bolt Kit For Harley Milwaukee-Eight 2017-2026

S&S Cycle 585 Easy Start Cam Kit For Harley Twin Cam

Vehicle Specific

S&S Cycle 585 Easy Start Cam Kit For Harley Twin Cam

$540^.⁹⁵$1,070^.⁹⁵

James Engine Gasket Set For Harley Shovelhead 1966-1984

Vehicle Specific

James Engine Gasket Set For Harley Shovelhead 1966-1984

Feuling Throttle Position Sensor For Harley

Vehicle Specific

Feuling Throttle Position Sensor For Harley

$54^.⁹⁵$69^.⁹⁵

Feuling Hydraulic Cam Chain Tensioner Assemblies For Harley Twin Cam 2006-2017

Vehicle Specific

Feuling Hydraulic Cam Chain Tensioner Assemblies For Harley Twin Cam 2006-2017

$79^.⁹⁵$159^.⁹⁵

Feuling Quick Install Adjustable Pushrod Kit For Harley Twin Cam 1999-2017

Vehicle Specific

Feuling Quick Install Adjustable Pushrod Kit For Harley Twin Cam 1999-2017

S&S Cycle 509 Cam Kit For Harley Twin Cam 1999-2006

Vehicle Specific

S&S Cycle 509 Cam Kit For Harley Twin Cam 1999-2006

$429^.⁹⁵$948^.⁹⁵

Feuling Conversion Cams For Harley Twin Cam 1999-2006

Vehicle Specific

Feuling Conversion Cams For Harley Twin Cam 1999-2006

S&S Cycle MR103 Cam Kit For Harley Twin Cam 2006-2017

Vehicle Specific

S&S Cycle MR103 Cam Kit For Harley Twin Cam 2006-2017

S&S Cycle 551 Cam Kit For Harley Twin Cam

Vehicle Specific

S&S Cycle 551 Cam Kit For Harley Twin Cam

$399^.⁹⁵$948^.⁹⁵

Feuling 594 Cam Kit For Harley

Vehicle Specific

Feuling 594 Cam Kit For Harley

Feuling Remote Oil Pressure Gauge Kit For Harley 1984-2022

Vehicle Specific

Feuling Remote Oil Pressure Gauge Kit For Harley 1984-2022

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$39.99/yr.

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