Fuel & Air Systems

594 products

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

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$361.99

Features & Benefits:- * OEM or better performance * Polished corrosion-resistant case to help minimize seizing during non-operation * Specifically designed for quiet operation * Drop-in replac...

KN FILTERS

$281.99

Features & Benefits:- * Designed to provide increased horsepower and torque * Pleated media provides a large filtration area offering long service intervals * Multiple layers of woven cotton g...

$233.99

Features & Benefits:- * One Jet for each size .042″-.060″ * 10 Jets in Total Proudly Made in the USA by S&S Cycle ! MFR PART No: 106-3517 ROLLIES PART No: SS106-3517

KN FILTERS

$231.99

Features & Benefits:- * Fits FLSTSB Crossbones 2008-2011. * Fits FXS Blackline 2011-2013. * Fits FLS Slim 2012-2017. * Fits FXDB Streetbob 2014-2017. * High Flow Element. * Designed to provid...

KN FILTERS

$231.99

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

VANCE AND HINES

$251.99

Add a touch of class to the VO2 Naked Air Intake with a Vance & Hines VO2 Filter Crown in chrome or matte black finish. Styled with subtle creasing and stainless steel mesh, the VO2 Crown cove...

VANCE AND HINES

$249.99

Add a touch of class to the VO2 Naked Air Intake with a Vance & Hines VO2 Filter Crown in chrome or matte black finish. Styled with subtle creasing and stainless steel mesh, the VO2 Crown cove...

ARLEN NESS

$764.99

Features & Benefits:- * Styling inspired by the HD Prodigy wheel * Forged billet construction * Clear polycarbonate window face * High flow, pre-oiled, black filter element * Ergonomic design ...

ARLEN NESS

$764.99

Features & Benefits:- * Styling inspired by the HD Prodigy wheel * Forged billet construction * Clear polycarbonate window face * High flow, pre-oiled, black filter element * Ergonomic design ...

ARLEN NESS

$764.99

Features & Benefits:- * Styling inspired by the HD Prodigy wheel * Forged billet construction * Clear polycarbonate window face * High flow, pre-oiled, black filter element * Ergonomic design ...

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APM

$1,094.99

42-18 Mikuni HSR Easy Kit fits 1990 to 2006 Harley Davidson Evo & Twin Cam Models. For the maximum available increase in all round performance and power available, this kit will instantly impr...

COBRA

$1,059.99

Features & Benefits:- The PowrFlo Air Intake system looks great and performs even better. Improved air flow is one of the keys for improved engine performance. Though you might be tempted to i...

COBRA

$1,059.99

Features & Benefits:- The PowrFlo Air Intake system looks great and performs even better. Improved air flow is one of the keys for improved engine performance. Though you might be tempted to i...

VANCE AND HINES

$1,357.99

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 ...

ARLEN NESS

$687.99

Features & Benefits:- * The Clear Tear air cleaner series brings the timeless teardrop shape to a new level * Smooth flowing cage design is forged and CNC machined * Specially formed radius sh...