Fuel & Air Systems

593 products

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

$1,949.99

* USA made, one piece throttle body, manifold, throttle cable bracket, flanges and seals all pre-assembled. * Fits models with Throttle Cables – Does not fit TBW Models * For use with any CV/Delph...

APM

$2,011.99

The Mikuni HSR Total Kit 45-4 is designed for 1999 to 2006 Twin Cam Models 98ci to 115ci when still using stock length cylinders. For the maximum available increase in all round performance and p...

$2,107.99

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...

$2,109.99

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...

VANCE AND HINES

$1,968.99

The VO2 Falcon Stainless brings a streamlined race-inspired style that pairs perfectly with a stainless steel 2-1 exhaust system, such as the Vance & Hines Hi-Output RR Developed for the perfo...

$1,871.99

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...

$1,877.99

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...

$1,877.99

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...

$1,878.99

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...

HORSEPOWER INC

$1,593.99

* Stock replacement size of 45mm, Use with stock size injectors & no re-tuning is required * USA made, one piece throttle body, manifold, throttle cable bracket, flanges and seals all pre-asse...

FEULING

$1,618.99

Features & Benefits:- Originally designed for our 130 Bagger GP race engine, what is now our Race Series (RS) BA air cleaner, comes in just under an inch taller and boasts an impressive 33% in...

FEULING

$1,738.99

Features & Benefits:- Originally designed for our 130 Bagger GP race engine, what is now our Race Series (RS) BA air cleaner, comes in just under an inch taller and boasts an impressive 33% in...

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KODLIN

$1,476.99

Fitment: Fits 2023up Center-Cooled M8 Models with Gen 2 heads & throttle body (Does NOT Fit Road King Models) Features & Benefits:- * CNC machined from billet aluminum * Chrome finish * H...

KODLIN

$1,476.99

Features & Benefits:- * CNC machined from billet aluminum * Black finish * High Performance washable K&N air filter for up to 50% more airflow * Clean look with hidden bolts design Proudly...

KODLIN

$1,476.99

Features & Benefits:- * CNC machined from billet aluminum * Chrome finish * High Performance washable K&N air filter for up to 50% more airflow * Clean look with hidden bolts design Proudl...