Air Cleaner Kits

K & N RK-3931 - Air Cleaner Assembly - '08-'17 Dyna

VideoFeaturesOversized black powder-coated aluminum backing plate provides solid mountingFits behind the OE air cleaner cover maintaining the factory appearanceReplaces the stock air filter and cleaner backing plate assemblyWashable, oversized K&N...

K & N RK-3932B - Flare Intake Kit - Black - Twin Cam

VideoFeaturesDeveloped around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervalsAluminum backing plate with an integrated velocity stack provides a solid mounting surfaceBuilt-in breather...

K & N RK-3933 - Hammer Intake Kit - Mirror - Twin Cam

VideoFeaturesDeveloped around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervalsAluminum backing plate with an integrated velocity stack provides a solid mounting surfaceBuilt-in breather...

K & N RK-3933B - Hammer Intake Kit - Black - Twin Cam

VideoFeaturesDeveloped around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervalsAluminum backing plate with an integrated velocity stack provides a solid mounting surfaceBuilt-in breather...

K & N RK-3933X - Hammer Intake Kit - Mirror - Twin Cam - Large

VideoFeaturesDeveloped around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervalsAluminum backing plate with an integrated velocity stack provides a solid mounting surfaceBuilt-in breather...

K & N RK-3951 - Shaker Intake Kit - Black

VideoFeaturesDeveloped around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervalsAluminum backing plate with an integrated velocity stack provides a solid mounting surfaceBuilt-in breather...

K & N RK-3954B - Hammer Intake Kit - Black

VideoFeaturesDeveloped around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervalsAluminum backing plate with an integrated velocity stack provides a solid mounting surfaceBuilt-in breather...

K & N 57-1125 - Intake Kit - Black

Cast aluminum high-performance intake tube with raised detail K&N? High-Flow Air Filter? designed to increase performance Built-in breathers replace external OE breathers Integrated internal velocity stack Made in the U.S.A.

K & N 57-1126 - Intake Kit - Black - XL

Cast aluminum high-performance intake tube with raised detail K&N? High-Flow Air Filter? designed to increase performance Built-in breathers replace external OE breathers Integrated internal velocity stack Made in the U.S.A.

K & N 57-1134 - Intake Kit - Satin Black

Cast aluminum high-performance intake tube with raised detail K&N? High-Flow Air Filter? designed to increase performance Built-in breathers replace external OE breathers Integrated internal velocity stack Made in the U.S.A.

K & N 57-1137 - Intake Kit - Black

Cast aluminum high-performance intake tube with raised detail K&N? High-Flow Air Filter? designed to increase performance Built-in breathers replace external OE breathers Integrated internal velocity stack Made in the U.S.A.

K & N 57-1137S - Intake Kit - Silver

Cast aluminum high-performance intake tube with raised detail K&N? High-Flow Air Filter? designed to increase performance Built-in breathers replace external OE breathers Integrated internal velocity stack Made in the U.S.A.

K & N 57-1138 - Intake Kit - Black

Cast aluminum high-performance intake tube with raised detail K&N? High-Flow Air Filter? designed to increase performance Built-in breathers replace external OE breathers Integrated internal velocity stack Made in the U.S.A.

K & N 63-1131 - Intake Kit - Black

K&N High-Flow air filter greatly increases performance and horsepower Kit includes breather assembly and all necessary mounting hardware Mandrel bent aluminum intake tube Made in the U.S.A.

K & N 63-1139 - Intake Kit - Black

K&N High-Flow air filter greatly increases performance and horsepower Kit includes breather assembly and all necessary mounting hardware Mandrel bent aluminum intake tube Made in the U.S.A.

K & N RK-3932X - Flare Intake Kit - Mirror - Twin Cam - Large

Developed around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervals Aluminum backing plate with an integrated velocity stack provides a solid mounting surface Built-in breather system...

K & N RK-3950 - Shaker Intake Kit - Black - Softail/Dyna

Developed around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervals Aluminum backing plate with an integrated velocity stack provides a solid mounting surface Built-in breather system...

K & N RK-3952 - Side Draft Intake Kit - Black

Developed around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervals Aluminum backing plate with an integrated velocity stack provides a solid mounting surface Built-in breather system...

K & N RK-3953 - Side Draft Intake Kit - Black - Softail/Dyna

Developed around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervals Aluminum backing plate with an integrated velocity stack provides a solid mounting surface Built-in breather system...

K & N RK-3955 - Shaker Intake Kit - Black

Developed around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervals Aluminum backing plate with an integrated velocity stack provides a solid mounting surface Built-in breather system...

K & N RK-3956 - Side Draft Intake Kit - Black

Developed around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervals Aluminum backing plate with an integrated velocity stack provides a solid mounting surface Built-in breather system...