Air Filters

If you do not have a 5.5" diameter air cleaner or you aren't in love with the one you have... If you want the hot rod style of the Defender or the F1 and increased air flow performance, Brass Balls Cycles offers both air cleaner covers with the S&S...

If you do not have a 5.5" diameter air cleaner or you aren't in love with the one you have... If you want the hot rod style of the Defender or the F1 and increased air flow performance, Brass Balls Cycles offers both air cleaner covers with the S&S...

If you do not have a 5.5" diameter air cleaner or you aren't in love with the one you have... If you want the hot rod style of the Defender or the F1 and increased air flow performance, Brass Balls Cycles offers both air cleaner covers with the S&S...

If you do not have a 5.5" diameter air cleaner or you aren't in love with the one you have... If you want the hot rod style of the Defender or the F1 and increased air flow performance, Brass Balls Cycles offers both air cleaner covers with the S&S...

Brass Balls Defender Air Cleaner Cover Natural Bb03-151

Brass Balls Defender Air Cleaner Cover Black Bb03-152

Engineered to compliment the quality and performance of Harley Davidson’s products, this handcrafted system delivers unparalleled sound and performance for the ultimate race experience.A unique and exciting design, made to fit both Dyna and Sportster...

25+ years and tens of thousands of dyno pulls has proven that air flow is the most important issues to address in any engine.The latest offering from Chris Rivas includes a budget minded option for your air filter that will net you 10% -15%performance...

Billet aluminum air cleaners, crafted from 6061-T6 Billet aluminumUnique 3D relief design like nothing else availableMaximizes air flow to the intakeGreat addition to performance exhaustMade in the USANot legal for use in California on pollution...

K&N’s Street Metal Intake Systems are designed to boost performance and add a custom look to your Harley-Davidson® motorcycle. These intake systems replace the stock intake assembly with a custom built intake system designed to increase horsepower and...

K&N’s Street Metal Intake Systems are designed to boost performance and add a custom look to your Harley-Davidson® motorcycle. These intake systems replace the stock intake assembly with a custom built intake system designed to increase horsepower and...

Cast aluminum high-volume intake with exaggerated sanded finsOversized K&N® High-Flow Air Filter™ for excellent filtration and long service intervalsBuilt-in dyno-tuned velocity-stack directs airflow to the throttle bodyMounts with integrated breather...