Free Shipping Over $49.99 USA-Based Customer Service Price Match Guarantee Free Shipping Over $49.99 USA-Based Customer Service Price Match Guarantee Free Shipping Over $49.99 USA-Based Customer Service Price Match Guarantee Free Shipping Over $49.99 USA-Based Customer Service Price Match Guarantee Free Shipping Over $49.99 USA-Based Customer Service Price Match Guarantee

Free Shipping Over $49.99 USA-Based Customer Service Price Match Guarantee

Stage 1 Upgrades

440ProductsProduct

Air Intake

Air Intake

Let Air In Faster

Slip On Exhaust

Slip On Exhaust

More Sound and Power

Fuel Tuner

Fuel Tuner

Adjust the Fuel Injection

Jet Kit

Jet Kit

Dial In the Carburetor Jets

On Sale

On Sale

Shop Discounted Parts

Filters

Shop Your Ride

Milwaukee Twins Air Cleaner Kit For Harley

Vehicle Specific

Milwaukee Twins Air Cleaner Kit For Harley

Trask Assault Charge 68mm High Flow Air Cleaner For Harley

Trask Assault Charge 68mm High Flow Air Cleaner For Harley

Cobra 3 1/2" Slash-Cut Slip-On Mufflers Yamaha Road Star XV1600 / 1700 1999-2015

Vehicle Specific

Cobra 3 1/2" Slash-Cut Slip-On Mufflers Yamaha Road Star XV1600 / 1700 1999-2015

V-Twin Mfg. Replica Muffler For Harley FL 1970-1984

Vehicle Specific

V-Twin Mfg. Replica Muffler For Harley FL 1970-1984

Milwaukee Twins Straight 30" Fishtail Extension

Milwaukee Twins Straight 30" Fishtail Extension

Performance Machine Jet Air Cleaner Intake For Harley

Vehicle Specific

Performance Machine Jet Air Cleaner Intake For Harley

$549^.⁹⁵$664^.⁹⁵

Performance Machine Vision Air Cleaner For Harley

Vehicle Specific

Performance Machine Vision Air Cleaner For Harley

$549^.⁹⁵$664^.⁹⁵

Dynojet Power Commander 6 For Indian

Vehicle Specific

Dynojet Power Commander 6 For Indian

$533^.³²$588^.⁸⁸

Dynojet Power Commander 6 For Victory

Vehicle Specific

Dynojet Power Commander 6 For Victory

$533^.³²$569^.⁹⁹

Cobra Boulevard Slip-On Drag Pipes

Vehicle Specific

Cobra Boulevard Slip-On Drag Pipes

$525^.⁹⁹$1,507^.⁹⁵

K&N Street Metal High Flow Air Cleaner For Harley

Vehicle Specific

K&N Street Metal High Flow Air Cleaner For Harley

$259^.⁹⁹$457^.⁹⁹

Performance Machine Super Gas Air Cleaner Intake For Harley

Vehicle Specific

Performance Machine Super Gas Air Cleaner Intake For Harley

$501^.⁹⁵$549^.⁹⁵

Khrome Werks HP Plus Slip On Mufflers For Harley Dyna 1999-2005

Vehicle Specific

Khrome Werks HP Plus Slip On Mufflers For Harley Dyna 1999-2005

Vance & Hines Hi-Output Slip-On Honda SCL500 2023-2026

Vehicle Specific

Vance & Hines Hi-Output Slip-On Honda SCL500 2023-2026

V-Twin Mfg. Stock Replacement Muffler For Harley FL EL UL 1941-1949

Vehicle Specific

V-Twin Mfg. Stock Replacement Muffler For Harley FL EL UL 1941-1949

$246^.⁹⁵$252^.³¹

CV Performance CV Carburetor Main Jet For Harley 1988-2006 (180 and 190)

Vehicle Specific

CV Performance CV Carburetor Main Jet For Harley 1988-2006 (180 and 190)

$4^.⁹⁹

Alloy Art Boom Box Max Volume 1.8" Air Cleaner Kit For Harley M8 2017-2025

Vehicle Specific

Alloy Art Boom Box Max Volume 1.8" Air Cleaner Kit For Harley M8 2017-2025

Arlen Ness Sidekick Air Cleaner Kit For Harley

Vehicle Specific

Arlen Ness Sidekick Air Cleaner Kit For Harley

$449^.⁹⁶$499.95

Milwaukee Twins Universal Shorty Muffler

Milwaukee Twins Universal Shorty Muffler

Bassani 4" Quick Change Series Mufflers For Harley

Vehicle Specific

Bassani 4" Quick Change Series Mufflers For Harley

$429^.⁹⁵$568^.⁶⁵

LeoVince Classic Racer Slip-On Exhaust

Vehicle Specific

LeoVince Classic Racer Slip-On Exhaust

$420^.⁹⁵$748^.⁹⁵

V-Twin Mfg. Oval Air Cleaner For Harley 1972-1987

Vehicle Specific

V-Twin Mfg. Oval Air Cleaner For Harley 1972-1987

Rough Crafts Round Air Cleaner For Harley

Vehicle Specific

Rough Crafts Round Air Cleaner For Harley

$407^.⁹⁶$479.95

RC Components Savage Airstrike Air Cleaner For Harley

Vehicle Specific

RC Components Savage Airstrike Air Cleaner For Harley

$404^.¹¹$445^.⁵⁰$449.01$495.00

S&S Stealth Air Cleaner for 66mm Throttle Body

S&S Stealth Air Cleaner for 66mm Throttle Body

TC Bros Louvered Air Cleaner Kit For Bendix Zenith / Keihin Butterfly Carb

TC Bros Louvered Air Cleaner Kit For Bendix Zenith / Keihin Butterfly Carb

Cobra Slip-On For Harley FLSB 2018-2021

Vehicle Specific

Cobra Slip-On For Harley FLSB 2018-2021

$370^.⁹⁹$529^.⁹⁵

K&N RK Series High Flow Air Charger Intake Kit For Harley

Vehicle Specific

K&N RK Series High Flow Air Charger Intake Kit For Harley

$352^.⁷⁹$496^.³²$391.99$551.47

V-Twin Mfg. Tapered Slip-On Muffler Set For Harley Sportster 1980-2003

Vehicle Specific

V-Twin Mfg. Tapered Slip-On Muffler Set For Harley Sportster 1980-2003

Emgo Cocktail 1 3/4" Universal Muffler

Emgo Cocktail 1 3/4" Universal Muffler

$163^.⁴²$181.57

Biker's Choice Keihin Main Jet For For Harley 1988-2006

Vehicle Specific

Biker's Choice Keihin Main Jet For For Harley 1988-2006

$2^.⁹⁹

V-Twin Mfg. Original Style Mufflers For Harley FL 1961-1966

Vehicle Specific

V-Twin Mfg. Original Style Mufflers For Harley FL 1961-1966

Arlen Ness 10-Gauge Stage 1 Big Sucker Air Cleaner Kit For Harley

Vehicle Specific

Arlen Ness 10-Gauge Stage 1 Big Sucker Air Cleaner Kit For Harley

$305^.⁹⁶$359^.⁹⁶$339.95$399.95

Cobra Round Cross Air Intake Kit Metric Cruiser

Vehicle Specific

Cobra Round Cross Air Intake Kit Metric Cruiser

$305^.⁹⁵$330^.⁹⁵

Vance & Hines VO2 Radiant III Air Cleaner For Harley

Vehicle Specific

Vance & Hines VO2 Radiant III Air Cleaner For Harley

$299^.⁹⁹$329^.⁹⁵

Arlen Ness Slot Track Stage 1 Big Sucker Air Cleaner Kit For Harley

Vehicle Specific

Arlen Ness Slot Track Stage 1 Big Sucker Air Cleaner Kit For Harley

$287^.⁹⁶$319.95

K&N Street Metal Air Cleaner Intake System For Harley Twin Cam 1999-2017

Vehicle Specific

K&N Street Metal Air Cleaner Intake System For Harley Twin Cam 1999-2017

$282^.⁰²$559^.⁹⁵

LA Choppers XXX Big Air Kit Yamaha XVS650 1998-2017

Vehicle Specific

LA Choppers XXX Big Air Kit Yamaha XVS650 1998-2017

$270^.⁸⁶$300.95

Arlen Ness Slot Track Stage 1 Big Sucker Air Cleaner Kit For Harley Touring With EFI 1999-2001

Vehicle Specific

Arlen Ness Slot Track Stage 1 Big Sucker Air Cleaner Kit For Harley Touring With EFI 1999-2001

$269^.⁹⁶$299^.⁹⁶$299.95$329.95

Drag Specialties Bob Air Cleaner For Harley 1991-2017

Vehicle Specific

Drag Specialties Bob Air Cleaner For Harley 1991-2017

Vance & Hines Carburetor Jet Kit

Vehicle Specific

Vance & Hines Carburetor Jet Kit

$87^.²⁶$89^.⁹⁹$96.95$99.99

Cobra Spoke Air Intake Kit For Harley

Vehicle Specific

Cobra Spoke Air Intake Kit For Harley

$252^.⁹⁹$319^.⁹⁵

S&S Cycle Brushed Ring Air Stinger Air Cleaner Kit For Harley

Vehicle Specific

S&S Cycle Brushed Ring Air Stinger Air Cleaner Kit For Harley

Emgo Megaphone 1 3/4" Universal Muffler

Emgo Megaphone 1 3/4" Universal Muffler

$115^.⁶²$128.46

Drag Specialties Bob Air Cleaner For S&S Super E / G Carburetors

Drag Specialties Bob Air Cleaner For S&S Super E / G Carburetors

$110^.¹⁶$132^.⁶³

V-Twin Mfg. 22" Cigar Muffler For Harley FL 1958-1960

Vehicle Specific

V-Twin Mfg. 22" Cigar Muffler For Harley FL 1958-1960

V-Twin Mfg. Adjustable Main Jet For S&S B Carb

V-Twin Mfg. Adjustable Main Jet For S&S B Carb

Biker's Choice Keihin Carburetor Low Speed Jet For Harley 1988-2006

Vehicle Specific

Biker's Choice Keihin Carburetor Low Speed Jet For Harley 1988-2006

$8^.⁶⁰$42^.⁹⁹

TC Bros Finned Air Cleaner For Harley CV / EFI 1991-2022

Vehicle Specific

TC Bros Finned Air Cleaner For Harley CV / EFI 1991-2022

$99^.⁹⁵$129^.⁹⁵

TC Bros Streamliner Air Cleaner For Harley CV / EFI 1991-2022

Vehicle Specific

TC Bros Streamliner Air Cleaner For Harley CV / EFI 1991-2022

$99^.⁹⁵$129^.⁹⁵

S&S Cycle Stealth Air Cleaner Kit For Shorty Super E / G Carburetor For Harley Big Twin 1999-2006

S&S Cycle Stealth Air Cleaner Kit For Shorty Super E / G Carburetor For Harley Big Twin 1999-2006

Mikuni HSR42 Jet Needles

Mikuni HSR42 Jet Needles

V-Twin Mfg. Chrome Round Mesh Air Cleaner For S&S E Carburetor

V-Twin Mfg. Chrome Round Mesh Air Cleaner For S&S E Carburetor

Twin Power CV Recalibration Kit Without Seals And Gaskets For Harley 1990-2006

Vehicle Specific

Twin Power CV Recalibration Kit Without Seals And Gaskets For Harley 1990-2006

ThunderMax Ballistic Spoke Contrast Cut Air Cleaner For Harley Twin Cam With TBW 2008-2017 (No Cover)

Vehicle Specific

ThunderMax Ballistic Spoke Contrast Cut Air Cleaner For Harley Twin Cam With TBW 2008-2017 (No Cover)

$187^.⁴⁹$249.99

V-Twin Mfg. UL Muffler For Harley 1936-1940

Vehicle Specific

V-Twin Mfg. UL Muffler For Harley 1936-1940

V-Twin Mfg. 27 1/2" Slash Cut Replica Muffler For Harley FL 1970-1984

Vehicle Specific

V-Twin Mfg. 27 1/2" Slash Cut Replica Muffler For Harley FL 1970-1984

Biker's Choice Pilot Jet For Keihin Carburetor For Harley 1988-2006

Vehicle Specific

Biker's Choice Pilot Jet For Keihin Carburetor For Harley 1988-2006

$5^.⁹⁵

V-Twin Mfg. J-Slot Air Cleaner Assembly For Harley 1936-1964

Vehicle Specific

V-Twin Mfg. J-Slot Air Cleaner Assembly For Harley 1936-1964

$138^.⁸⁰$217^.⁷²

V-Twin Mfg. Oval Air Cleaner For Harley FL FX XL 1972-1975

Vehicle Specific

V-Twin Mfg. Oval Air Cleaner For Harley FL FX XL 1972-1975

Vehicle Specific

V-Twin Mfg. V-Logo Air Cleaner Kit For Harley 1972-1989

V-Twin Mfg. 20" Megaphone Slip on Muffler

V-Twin Mfg. 20" Megaphone Slip on Muffler

S&S Cycle Intermediate Jets For S&S Cycle Carburetors

S&S Cycle Intermediate Jets For S&S Cycle Carburetors

TC Bros Finned Air Cleaner For Harley S&S Super E / G

TC Bros Finned Air Cleaner For Harley S&S Super E / G

$99^.⁹⁵$129^.⁹⁵

V-Twin Mfg. J-Slot Air Cleaner Assembly For Harley 1941-1964

Vehicle Specific

V-Twin Mfg. J-Slot Air Cleaner Assembly For Harley 1941-1964

Cycle Pro Intermediate Jet For S&S Super B / E / G Carbs

Cycle Pro Intermediate Jet For S&S Super B / E / G Carbs

$7^.⁴⁹

Mikuni Main Jet N100.604 9mm X 8mm

Mikuni Main Jet N100.604 9mm X 8mm

$4^.⁹⁵$19^.⁸⁰

Biker's Choice Old Style Air Cleaner Kit For Harley 1957-1985

Vehicle Specific

Biker's Choice Old Style Air Cleaner Kit For Harley 1957-1985

Kodlin USA Oval Air Cleaner For Harley

Vehicle Specific

Kodlin USA Oval Air Cleaner For Harley

$79^.⁹⁹$599^.⁹⁹

Drag Specialties Dragtron-Style Steel Air Cleaner For Harley

Drag Specialties Dragtron-Style Steel Air Cleaner For Harley

Twin Power Idle Mixture Needle Repack Kit

Twin Power Idle Mixture Needle Repack Kit

Mikuni Pilot Jet For VM28 / 486 Carburetor

Mikuni Pilot Jet For VM28 / 486 Carburetor

$5^.²⁰$20^.⁷⁹

Mikuni HSR 48 Main Jet Extension

Mikuni HSR 48 Main Jet Extension

Mikuni HSR Pilot Jets For Smooth Bore Carburetor

Mikuni HSR Pilot Jets For Smooth Bore Carburetor

$4^.⁹⁵

Mikuni HSR 45/48 Jet Needle

Mikuni HSR 45/48 Jet Needle

Biker's Choice Keihin Main Jet For Harley 1988-2006 (180)

Vehicle Specific

Biker's Choice Keihin Main Jet For Harley 1988-2006 (180)

$2^.⁹⁹

Mikuni Large Round-Type Main Jet N100-604

Mikuni Large Round-Type Main Jet N100-604

$4^.⁹⁵

Cobra Slip-On Mufflers

Vehicle Specific

Cobra Slip-On Mufflers

$406^.⁷⁹$857^.⁹⁹$451.99$857.99

Cobra PowrFlo Venturi Air Cleaner Kit Metric Cruiser

Vehicle Specific

Cobra PowrFlo Venturi Air Cleaner Kit Metric Cruiser

$450^.⁹⁵$525^.⁹⁹

V-Twin Mfg. Chrome Universal Tapered Slip-On Mufflers

V-Twin Mfg. Chrome Universal Tapered Slip-On Mufflers

Roland Sands Turbine Air Cleaner For Harley

Vehicle Specific

Roland Sands Turbine Air Cleaner For Harley

$439^.⁹⁵$628^.⁹⁵

Akrapovic Scooter Exhausts

Vehicle Specific

Akrapovic Scooter Exhausts

$859^.⁷⁰$1,041^.¹⁵$904.95$1,095.95

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

Vehicle Specific

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

$739^.⁹⁵$819^.⁹⁵

Bassani Performance Slip-On Muffler For Harley Street

Vehicle Specific

Bassani Performance Slip-On Muffler For Harley Street

Arlen Ness Slot Track Inverted Series Air Cleaner Kit For Harley

Vehicle Specific

Arlen Ness Slot Track Inverted Series Air Cleaner Kit For Harley

$413^.⁹⁶$431^.⁹⁶$459.95$479.95

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

Vehicle Specific

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

$1,231^.⁹⁵$1,235^.⁹⁵

Arlen Ness Naked Stage 1 Big Sucker Round Air Cleaner For Harley M8 2017-2025

Vehicle Specific

Arlen Ness Naked Stage 1 Big Sucker Round Air Cleaner For Harley M8 2017-2025

$161^.⁹⁶$181^.⁹⁶$179.95

Cobra RPT Air Cleaner Kit For Harley Softail 2018-2024

Vehicle Specific

Cobra RPT Air Cleaner Kit For Harley Softail 2018-2024

$474^.²⁶$526.95

Cobra RPT Air Intake For Harley

Vehicle Specific

Cobra RPT Air Intake For Harley

$526^.⁹⁵$581^.⁹⁹

Arlen Ness Naked Stage 2 Big Sucker Air Cleaner For Harley

Vehicle Specific

Arlen Ness Naked Stage 2 Big Sucker Air Cleaner For Harley

$197^.⁹⁶$227^.⁹⁶$219.95$249.95

V-Twin Mfg. Original Style Muffler Set For Harley FL 1967-1969

Vehicle Specific

V-Twin Mfg. Original Style Muffler Set For Harley FL 1967-1969

V-Twin Mfg. Original Style Muffler For Harley FL 1967-1969

Vehicle Specific

V-Twin Mfg. Original Style Muffler For Harley FL 1967-1969

Cobra 4.5" RPT Slip-On Mufflers For Harley Touring

Vehicle Specific

Cobra 4.5" RPT Slip-On Mufflers For Harley Touring

$749^.⁹⁵$976^.⁹⁹

Cobra Cone Air Intake For Harley

Vehicle Specific

Cobra Cone Air Intake For Harley

$369^.⁹⁵$408^.⁹⁹

S&S Cycle Grand National Slip-On Muffler For Indian FTR 2019-2024

Vehicle Specific

S&S Cycle Grand National Slip-On Muffler For Indian FTR 2019-2024

Roland Sands Clarity Air Cleaner For Harley

Vehicle Specific

Roland Sands Clarity Air Cleaner For Harley

$499^.⁹⁵$664^.⁹⁵

1 2 3 4 5 of 5

$39.99/yr.

Spend Less. Ride More.

5% RPM Cash Back*
10% Off Over 70 Brands
$15 in RPM Cash When You Join
Free 2-Day Shipping & Free Returns*
And more!

Become a member today! Learn More

By purchasing and enrolling in Riders Preferred Membership, you agree to the Program Terms and Conditions. *Some exclusions apply: 10% RPM discount applies on full price and sale price Exclusive Brands. 10% RPM discount applies on additional select brands at full price. Exclusions apply. RPM free 2-day shipping applies on qualifying items, contiguous U.S. only. Not available for AK, HI, or U.S. Territories. View shipping policies. RPM free returns apply on qualifying items and are processed on standard return timeline, contiguous U.S. only. View return policy.