Fuel & Air Systems

591 products

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

$890.99

Features & Benefits:- * 85% of original size. * Classic Teardrop look. * Machined openings provide additional air flow. * Fuel Mixture Calibration is Advised.

$894.99

Features & Benefits:- * Includes High Flow Element. Tech Tips:- * Replacement Air Filter Element # KN-E-3226 * Rain Sock Not Applicable. * Fuel Mixture Calibration is Advised. Proudly Made in ...

ARLEN NESS

$831.99

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 & ...

ARLEN NESS

$841.99

The Monster Sucker is a 90° performance air cleaner that features a massive forward facing filter design and our patented hidden breather backing technology for a reliable intake that enhances the...

ARLEN NESS

$841.99

ARLEN NESS

$841.99

Features & Benefits:- * Forward facing 90° velocity series intake * Aggressive short length intake tube engineered to significantly increase airflow without sacrificing leg room * Patent hidde...

ARLEN NESS

$841.99

Features & Benefits:- * Forward facing 90° velocity series intake * Aggressive short length intake tube engineered to significantly increase airflow without sacrificing leg room * Patent hidde...

$892.99

Features & Benefits:- * Includes High Flow Element. Tech Tips:- * Replacement Air Filter Element # KN-E-3226 * Rain Sock Not Applicable. * For fitment to Sportster 1991-2003, you must use a # ...

ARLEN NESS

$841.99

Features & Benefits:- * Forward facing 90° velocity series intake * Aggressive short length intake tube engineered to significantly increase airflow without sacrificing leg room * Patent hidde...

ARLEN NESS

$838.99

ARLEN NESS

$841.99

ARLEN NESS

$841.99

Features & Benefits:- * Significant improvements in performance. * 65 degree angle Design allows extra clean air flow. * Additional Knee Clearance. * Stainless jacketed water resistance filte...

ARLEN NESS

$841.99

Features & Benefits:- * Significant improvements in performance. * 65 degree angle Design allows extra clean air flow. * Additional Knee Clearance. * Stainless jacketed water resistance filte...

ARLEN NESS

$841.99

Fits: 2008-16 FLT 2016-17 Softail 2016-17 FXDLS (WILL NOT FIT 06-17’TC with S/Eagle 58mm Throttle Body Upgrade.) Features & Benefits:- * Significant improvements in performance. * 65 degre...

ARLEN NESS

$841.99

Features & Benefits:- * Significant improvements in performance. * 65 degree angle Design allows extra clean air flow. * Additional Knee Clearance. * Stainless jacketed water resistance filte...