Fuel & Air Systems

592 products

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

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$1,361.99

Features & Benefits:- * Gloss Black with Contrasting Alloy Accents. * Best in filtration and flow from K&N. * CNC Machined from billet aluminum. * Hidden internal crank case breathers. * E...

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VANCE AND HINES

$1,344.99

Extract maximum performance and show off your pride with the VO2 America from Vance & Hines. This special edition product is crowned with a bold CNC machined billet cover adorned with the Star...

PERFORMANCE MACHINE

$1,403.99

Features & Benefits:- * Also Fits Twin Cam 2006-2017 with Screamin’ Eagle 58mm Throttle Body Upgrade. * Textured Black Finish. * High Flow Element. * The Max HP air cleaner features an innovat...

PERFORMANCE MACHINE

$1,403.99

Features & Benefits:- * Also Fits Twin Cam 2006-2017 with Screamin’ Eagle 58mm Throttle Body Upgrade. * Gloss Black with Contrasting Alloy Accents. * High Flow Element. * The Max HP air cleane...

PERFORMANCE MACHINE

$1,406.99

The MAX HP Air Cleaner isn’t just another pretty bolt-on accessory that lacks substance. The newest addition to our air cleaner line-up features an innovative, conical shape for dramatically impro...

PERFORMANCE MACHINE

$889.99

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...

PERFORMANCE MACHINE

$1,403.99

Features & Benefits:- * Textured Black Finish. * High Flow Element. * The Max HP air cleaner features an innovative, conical shape for dramatically improved knee clearance, an internal power c...

PERFORMANCE MACHINE

$1,403.99

Features & Benefits:- * Gloss Black with Contrasting Alloy Accents. * High Flow Element. * The Max HP air cleaner features an innovative, conical shape for dramatically improved knee clearance...

TRASK PERFORMANCE

$1,073.99

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...

TRASK PERFORMANCE

$1,225.99

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...

$1,169.99

Features & Benefits:- * Carburettor Only. * 2-1/16 Bore. Proudly Made in the USA by S&S Cycle ! MFR PART No: 11-0421 ROLLIES PART No: SS11-0421

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$1,170.99

Features & Benefits:- * Carburettor Only. * 1-7/8″ Bore. Proudly Made in the USA by S&S Cycle ! MFR PART No: 11-0420 ROLLIES PART No: SS11-0420

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$548.99

Fitment: Fits 2023up Center-Cooled M8 Models with Gen 2 heads & throttle body (Does NOT Fit Road King Models) Features & Benefits:- * Stealth intake provides 38% increase in flow * High-s...

VANCE AND HINES

$1,343.99

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 ...

VANCE AND HINES

$1,343.99

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 ...