Fuel & Air Systems

591 products

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

$2,275.99

ThunderMax is an industry award winning, performance ECM designed specifically for EFI equipped Harley Davidson® motorcycles. This highly advanced, stand-alone tuning system utilizes proprietary A...

VANCE AND HINES

$329.99

For those wanting to keep the stock look, but not necessarily the stock performance, Vance & Hines offers its VO2 Naked Air Intake as a high flow intake kit for use with your stock cover or on...

RINEHART

$1,148.99

Features & Benefits:- * High Flow Element. * Highly-efficient hidden breather & a virtually closed loop system. * Inverted, pleated top and sides maximize airflow from all angles, not jus...

ARLEN NESS

$697.99

Features & Benefits:- * All-New next generation backing plate design * Includes pre-oiled, washable High Flow Element. * Patent Pending aluminum backing plate that features zero flat surfaces...

ARLEN NESS

$455.99

* 100% Carbon Fiber Construction * Hand Laid Fibers For Consistent Weave & Finish * Finished With Gloss Clear * Lightweight * Includes Mounting Hardware * Fitment: Arlen Ness Stage 1 Big S...

VANCE AND HINES

$1,728.99

Designed to stuff maximum air flow into the throat of a V-Twin engine, the VO2 Falcon XL is a no nonsense approach to performance. From its oversized cone filter for high surface area and flow to ...

ARLEN NESS

$943.99

Fitment Note: This Upgraded air cleaner kit DOES NOT include the Black Backing plate, this is reused. Each filter kit includes a performance filter, billet air cleaner cover, billet spacers & ...

Sold Out

ARLEN NESS

$1,401.99

Fitment: Fits 2023up Center-Cooled M8 Models with Gen 2 heads & throttle body (Does NOT Fit Road King Models) Features & Benefits:- * Complete air cleaner kit, includes backing plate &...

ARLEN NESS

$1,401.99

Fitment: Fits 2023up Center-Cooled M8 Models with Gen 2 heads & throttle body (Does NOT Fit Road King Models) * Carbon Method Oval Intakes feature an oval shaped carbon fiber cover and a clear...