Fuel & Air Systems

608 products

Shop the range of aftermarket motorcycle fuel & air system products at Pro Class Custom Parts.

$1,421.99

Features & Benefits:- * Four fuel delivery ports for Better throttle response. * O’Ring sealed idle mixture screw. * Increased air flow, more power & better performance. * Adjustable accel...

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APM

$1,488.99

Mikuni HSR Total Kit 42-8 for 1984 thru 1999 Harley Davidson Evo Big Twin Models. Mikunis HSR Total Kit dramatically improves the performance on all Harley-Davidson engines and delivers unmatched...

PERFORMANCE MACHINE

$1,199.99

Features & Benefits:- * High Flow Element. * The Max HP air cleaner features an innovative, conical shape for dramatically improved knee clearance, an internal power cone design for smooth lam...

TTS

$910.99

Compatible with the following Delphi equipped Harley-Davidson Motorcycles: * Touring models 2014-2020 * Softail models 2011-2020 * Dyna models 2012-2017 * XL Sportster models 2014-2020 * Street mo...

$800.99

Features & Benefits:- * Also Fits Twin Cam 2006-2017 with Screamin’ Eagle 58mm Throttle Body Upgrade. * 85% of original size. * Classic Teardrop look. * Machined openings provide additional ai...

ARLEN NESS

$794.99

Arlen Ness Velocity 90 Air Cleaners feature a forward-facing intake design positioned at a 90° angle. The intake’s 90° angle with it proprietary Velocity filter results in more horsepower & to...

ARLEN NESS

$794.99

Arlen Ness Velocity 90 Air Cleaners feature a forward-facing intake design positioned at a 90° angle. The intake’s 90° angle with it proprietary Velocity filter results in more horsepower & to...

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TECHNO RESEARCH TUNER

$539.99

Fitment Information: Note: Does not fit CVO Touring Models 2023up or Street Glide & Road Glide 2024up or 2024up Pan America, Sportster S or Nightster * Extensive, professional, and easy to us...

ROLLIES SPEED SHOP

$459.99

Features & Benefits: * Made in the USA using the latest injector technology * Sold in matched sets (two injectors) * Detailed test report included with each set * Grams Per Second @ 58 psi = 6...

TRASK PERFORMANCE

$332.99

Features & Benefits:- * Vents breathers to atmosphere instead of recirculating oil mist back through the intake * Converts Assualt Charge air cleaner from internal to external breathing Proudl...

GOLAN PRODUCTS

$291.99

Features & Benefits:- * Fits 1975up Carburetted Vehicles & all Custom Fuel tanks with 22mm external threads. * Click-Slick Ball Bearing High Flow Petcock. * Distinctive audible click and...

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$242.99

Features & Benefits:- * Fits Super G Carburettors. * Includes a body rebuild kit, all new fasteners, springs, idle mixture screw, seat, & needle assembly. Tech Tips:- * When used with a ...

DAYTONA JAPAN

$202.99

Replaces OEM # 27004-88A People who Buy this Product also Purchase:- * Intake Manifold Flanges # BAI-18-0293 * Intake Manifold Seal Kit # JGI-27002-89-K MFR PART No: 86284 ROLLIES PART No: DAY-8...

GOODRIDGE

$224.99

* exc FXSTD & FXCW models * Replaces OEM # 62349-04F * Replaces OEM # 62900-01D Goodridge EFI Lines: These durable and aesthetically striking assemblies feature black PVC coated braided hose,...

GOODRIDGE

$224.99

* exc FXSTD & FXCW models * Replaces OEM # 62349-04FC * Replaces OEM # 62900-01DC Goodridge EFI Lines: These durable and aesthetically striking assemblies feature choice of clear PVC coated b...