Fuel & Air Systems

594 products

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

$223.99

Fitment: * Pair of plug-in oxygen sensor eliminators. * Not LEGAL FOR SALE OR USE on any pollution controlled vehicle. MFR PART No: 18000 ROLLIES PART No: DTT-18000

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DAYTONA TWIN TEC

$223.99

* Pair of plug-in oxygen sensor eliminators. FOUR Wire * Allows air/fuel ratio changes at idle and part throttle for racing applications. * Not LEGAL FOR SALE OR USE on any pollution controlled ve...

TECHNO RESEARCH TUNER

$215.99

Note: * Only compatible with TechnoResearch software. * Requires a TechnoResearch ‘Centurion’ or ‘Hardware’ pack to be able to use (purchased separately) i.e. TR3-001-004 or TR4-001-009 MFR ...

VANCE AND HINES

$241.99

* High-Flow Oiled-Media Filter * Steel Filter Top * Black-Dyed Filter Pleats * Compatible with VO2 Skullcap Covers Tech Tips:- * Rain Sock = VH-22931 MFR PART No: 23725 ROLLIES PART No: VH-23725

DAYTONA JAPAN

$205.99

Replaces OEM # 27613-99 People who Buy this Product also Purchase:- * Intake Manifold Flanges # BAI-18-0293 * Intake Manifold Seal Kit # JGI-27002-89-K MFR PART No: 86271 ROLLIES PART No: DAY-86...

DAYTONA JAPAN

$205.99

Replaces OEM # 27019-89A People who Buy this Product also Purchase:- * Intake Manifold Flanges # BAI-18-0293 * Intake Manifold Seal Kit # JGI-27002-89-K MFR PART No: 86266 ROLLIES PART No: DAY-8...

WIRE PLUS

$217.99

Features & Benefits: * Flow Rate: 4.38g/s (Stock Replacement) * Connector: EV-6 * Cross Reference: OE# 27400015 * Sold: Each MFR PART No: 936-2007 ROLLIES PART No: WP-936-2007

STANDARD MOTORCYCLE PRODUCTS

$204.99

* Electronic Fuel-Injection Idle Air Control Module * Does not fit Throttle By Wire Models * Replaces OEM # 27658-06 MFR PART No: MC-IAC2 ROLLIES PART No: STD-MC-IAC2

STANDARD MOTORCYCLE PRODUCTS

$209.99

Fits: ’01-05 Softail ’02-05 Touring ’04-05 Dyna ’04-05 S/Eagle ’07-21 Sporty * Replaces OEM # 27629-01 MFR PART No: MC-TPS1 ROLLIES PART No: STD-MC-TPS1

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CYCLE PRO LLC

$212.99

Main Jet Assortment for precision tuning #150, #160, #170, #180 and #190. Cures Throttle flat spots, back firing, and poor throttle response. Comes complete with instructions. * Replaces OEM # 27...

JAMES GASKETS INC

$201.99

Features & Benefits:- * Replaces OEM # 27006-76T * Sold as a Kit. Tech Tips:- * Will Not Fit CV Carburetors. Proudly Made in the USA by James Gaskets ! MFR PART No: JGI-27006-76 ROLLIES PART...

ZIPPER

$200.99

ThunderJet is a jet-able, externally mounted third fuel circuit that improves the performance of 2-circuit carbs such as the S&S Super. Unmodified, these carbs typically have a low speed, or ...

CYCLE PRO LLC

$203.99

* Sensors meet or exceed OE specifications. * Replaces OEM # 32319-07 MFR PART No: 18431 ROLLIES PART No: CPL-18431

ARLEN NESS

$212.99

Fitment: Arlen Ness Big Sucker Touring Models Intakes with factory cover. * Each Performance Air Filter is washable / re-useable * Red Pre-Oiled Filters are made from 4-layers of surgical grade...

FEULING

$1,782.99

Fitment: Fits 2023up Center-Cooled M8 Models with Gen 2 heads & throttle body (Does NOT Fit Road King Models) With years of experience designing improved intake ports and intake manifolds, br...