Fuel & Air Systems

593 products

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

$1,363.99

Extract the maximum performance with the VO2 X from Vance & Hines. Crowned with a bold CNC machined billet cover that is bolted down with ARP hardware, the VO2 X utilizes a washable high flow ...

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VANCE AND HINES

$1,345.99

Fitment: Fits 2023up Center-Cooled M8 Models with Gen 2 heads & throttle body (Does NOT Fit Road King Models) Form and function find perfect balance with the VO2 Onyx from Vance & Hines. ...

$1,279.99

Features & Benefits:- * Exclusive black coating heat, UV, and chemical resistant * Four fuel delivery ports Better throttle response * O-ring sealed idle mixture screw * Increased air flow...

TRASK PERFORMANCE

$1,243.99

Features & Benefits:- * Rated one of the highest flowing Harley-Davidson air cleaner kits on the market by third party testing. * Features a billet aluminum backing plate with hidden integrate...

ARLEN NESS

$1,162.99

Features & Benefits:- * Forged billet aluminum air cleaner featuring a polycarbonate window allowing you to view the internal working of your air intake system * Forged billet aluminum backing...

TRASK PERFORMANCE

$1,149.99

Features & Benefits:- * Rated one of the highest flowing Harley-Davidson air cleaner kits on the market by third party testing. * Features a billet aluminum backing plate with hidden integrate...

TTS

$1,080.99

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...

VANCE AND HINES

$1,044.99

Fits the following Models: * Softail models 2021-2024 * Touring models 2021-2023 * DOES NOT FIT REVMAX PLATFORM (Pan America, Nightster, Sportster S etc) The Vance & Hines FP4 brings our leg...

$949.99

Features & Benefits:- * Includes High Flow Element. * Typically used when you have put 5 Gallon Fuel tanks on Tech Tips:- * Replacement Air Filter Element # KN-E-3226 * Rain Sock Not Applicabl...

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$948.99

Features & Benefits:- * 85% of original size. * Classic Teardrop look. * Machined openings provide additional air flow. Tech Tips:- * Fuel Mixture Calibration is Advised. * Does not fit CVO To...

VANCE AND HINES

$835.99

Sporting a sleek and minimalistic design, the VO2 Cage Fighter is designed for maximum air flow to your engine using a high capacity air filter and the new patent pending Force Velocity Stack t...

ARLEN NESS

$822.99

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

$838.99

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...

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ARLEN NESS

$833.99

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

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ALL BALLS RACING

$843.99

Features & Benefits:- * OEM or better performance * Polished corrosion-resistant case to help minimize seizing during non-operation * Specifically designed for quiet operation * Drop-in replac...