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Fuel & Air Systems

593 products

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

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Regular price $203.99
Sale price $203.99
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* Electronic Fuel-Injection Idle Air Control Module * Replaces OEM # 27628-01 MFR PART No: MC-IAC3 ROLLIES PART No: STD-MC-IAC3
Regular price $221.99
Sale price $221.99
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* Includes Adapter & Plug * Pingel has developed the perfect kit to help you convert your Fuel Injected Bike over to a Carburetor to help deliver more power to that ‘big inch’ motor. * The kit...
Regular price $221.99
Sale price $221.99
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Features & Benefits:- * Includes Adapter & Plug * Made from Stainless Steel. * Pingel has developed the perfect kit to help you convert your Fuel Injected Bike over to a Carburetor to help...
Regular price $223.99
Sale price $223.99
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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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Regular price $223.99
Sale price $223.99
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* 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...
Regular price $215.99
Sale price $215.99
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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 ...
Regular price $242.99
Sale price $242.99
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* 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
Regular price $205.99
Sale price $205.99
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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...
Regular price $217.99
Sale price $217.99
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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
Regular price $204.99
Sale price $204.99
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* 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
Regular price $209.99
Sale price $209.99
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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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Regular price $212.99
Sale price $212.99
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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...
Regular price $200.99
Sale price $200.99
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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 ...
Regular price $203.99
Sale price $203.99
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* Sensors meet or exceed OE specifications. * Replaces OEM # 32319-07 MFR PART No: 18431 ROLLIES PART No: CPL-18431
Regular price $1,789.99
Sale price $1,789.99
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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...