Fuel & Air Systems

591 products

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

$244.99

Features & Benefits:- * Sold Each. Proudly Made in the USA by S&S Cycle !

ARLEN NESS

$260.99

Features & Benefits:- * High Flow Element, Over 22% more air filter surface area than filters found in factory oval air cleaners, each filter’s high-flow performance filter media drastically i...

FEULING

$222.99

* Feuling Sensors meet or exceed OE specifications. * Replaces OEM # 32319-07

FEULING

$224.99

External Breather Kit for FEULING Backing Plate, M-Eight fitment. This kit allows the Feuling air cleaner backing to be converted from standard intake breathing to external breathers. Kit includes...

KN FILTERS

$261.99

Features & Benefits:- * High Flow Element. * Designed to provide increased horsepower & torque. * Pleated media provides a large filtration area offering long service intervals. * Multipl...

KN FILTERS

$260.99

Features & Benefits:- * High Flow Element. * Tapered. * Rain Sock = # KN-RC-3680DK. * Base Outside Length = 4.5″ (114 mm). * Base Outside Width = 3-3/4″ (95 mm). * Flange Inside Diameter = 2....

VANCE AND HINES

$262.99

* High-Flow Oiled-Media Filter * Pleated Filter Top * Stamped Vance & Hines Logo * Red-Dyed Filter Pleats

DAYTONA TWIN TEC

$228.99

* Not LEGAL FOR SALE OR USE on any pollution controlled vehicle.

CYCLE PRO LLC

$229.99

Kit Includes: Main Jets: 170, 175, 180, 185, 190, 200, 205 Pilot Jets: 45, 48, 50 Redesigned Emulsion Tube Suggested Application: Evo Big Twin & Twin Cam 1995-2006

$1,829.99

Features & Benefits:- Combining our best carburetor with our best air cleaner system the Super E stealth kits are the ideal combo for your Evo * Easy Installation & tuning * Washable filte...

HORSEPOWER INC

$2,251.99

* 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...

HORSEPOWER INC

$1,959.99

APM

$2,315.99

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 po...

$1,979.99

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...

$1,981.99

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...