K&N Engineering

K&N Universal CarbonFiber Filter 6in Flange / 7-1/2in OD-B / 5-1/8in OD-T / 5in H - RP-2960

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N 18-19 Royal Enfield Continental GT650 Air Filter - RO-6518

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low...

K&N Replacement Air Filter - Round 3.969in ID x 5.25in OD x 3.125in H for 09-11 Royal Enfield Bullet - RO-5010

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low...

K&N 18-20 Royal Enfield Himalayan 411 Air Filter - RO-4118

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an...

K&N Replacement Air Filter 4in ID x 5.25in OD x 2in Height - RL-320B

The K&N custom air cleaner below was designed to fit Harley-Davidson motorcycles. This K&N air cleaner is not street legal nor recommended by Harley-Davidson Motor Co., Inc. K&N custom air cleaners...

K&N 10-16 Harley Davidson Dyna Wide Glide Street Metal Custom Air Filter - RK-3932XB

K&N's Street Metal Series High-Flow Air Intake Systems provide a good looking appearance, offer increased airflow and deliver more horsepower & torque to your Harley-Davidson motorcycle. These intake...

K&N Filter Kit for Harley Davidson 08-11 Dyna FXD/FXDB/FXDC/FXDL/FXDWG / Fat Bob FXDF - RK-3931

K&N Air Cleaner Assemblies are designed to get more horsepower from your Harley-Davidson motorcycle. These air cleaner assemblies replace the stock air filter and backplate with an oversized K&N Air...

K&N Air Filter Wrap Black Round for Harley Davidson 91-97 Sportster/Glide/Softail/Fat Boy/Low Rider - RK-3901PK

The K&N PreCharger filter wrap is specially designed to extend the service interval of your K&N Filtercharger filter when used in very dusty conditions. They are made from durable polyester material...

K&N 4in ID / 5.25in OD / 2in H Custom Assembly Filter designed to fit Harley-Davidson Motorcycles - RK-320B

The K&N custom air cleaner below was designed to fit Harley-Davidson motorcycles. This K&N air cleaner is not street legal nor recommended by Harley-Davidson Motor Co., Inc. K&N custom air cleaners...

K&N 4in ID / 5.5in OD / 2in H Custom Assembly Filter designed to fit Harley-Davidson Motorcycle - RK-3201

The K&N custom air cleaner below was designed to fit Harley-Davidson motorcycles. This K&N air cleaner is not street legal nor recommended by Harley-Davidson Motor Co., Inc. K&N custom air cleaners...

K&N Universal Chrome Filter 2 3/4in FLG / 4 1/2in Bottom / 4 1/2in Height - RG-1003RD-L

K&N adjustable fitting Universal Air Filters are made with flange inserts which adjust the filter's flange to one of three inside flange diameters. The flange on these filters is made with...

K&N Universal Air Filter Chrome Round Tapered Red -4in Flange ID x 1.125in Flange Length x 5.5in H - RG-1002RD-L

K&N Universal Air Filter Chrome Round Tapered Red -4in Flange ID x 1.125in Flange Length x 5.5in H

K&N Universal Air Filter Chrome Round Tapered Red - 4in Flange ID x 1.125in Flange Length x 9.5in H - RG-1002RD

K&N adjustable fitting Universal Air Filters are made with flange inserts which adjust the filter's flange to one of three inside flange diameters. The flange on these filters is made with...

K&N Universal Filter Chrome Round Tapered White - 4in Flange ID x 1.125in Flange Length x 5.5in H - RG-1001WT

K&N adjustable fitting Universal Air Filters are made with flange inserts which adjust the filter's flange to one of three inside flange diameters. The flange on these filters is made with...

K&N Universal Air Filter Chrome Round Tapered Red - 4in ID x 1.125in L x 5.5in H (Multi Lingual) - RG-1001RD-L

K&N Universal Air Filter Chrome Round Tapered Red - 4in ID x 1.125in L x 5.5in H (Multi Lingual)

K&N Universal Air Filter Chrome Round Tapered Red - 4in Flange ID x 1.125in Flange Length x 5.5in H - RG-1001RD

K&N adjustable fitting Universal Air Filters are made with flange inserts which adjust the filter's flange to one of three inside flange diameters. The flange on these filters is made with...

K&N Universal Air Filter Chrome Round Tapered Blue - 4in Flange ID x 1.125in Flange Length x 5.5in H - RG-1001BL

K&N adjustable fitting Universal Air Filters are made with flange inserts which adjust the filter's flange to one of three inside flange diameters. The flange on these filters is made with...

K&N Universal Clamp-On Air Filter 3-1/8in FLG / 4-15/16in B / 3-1/2in T / 4-3/8in H - RF-9160

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Filter Universal Air Filter Golf VII GTI 3-15/16in FLG / 5-15/32in OD / 7in H - RF-6102

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Filter Universal Rubber Filter 4in Flg 6 17/32in OD 8 21/32in H - RF-5289

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Universal Air Filter Carbon Fiber Top 12in Flange ID x .875in Flange Length x 5.75in Height - RF-1050

The RF-1050 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight...

K&N Round Tapered Drycharger Air Filter Wrap Red 7.5in Base ID / 4.5in Top ID / 6in Height - RF-1048DR

The K&N Drycharger is a silicone treated, polyester wrap that is made to cover K&N Air Filters or Personal Watercraft Flame Arrestors. These Drychargers, which are similar to the K&N Prechargers,...

K&N Round Tapered Air Filter Wrap Black 7.5in Base ID / 4.5in Top ID / 6in Height - RF-1048DK

The K&N Drycharger is a silicone treated, polyester wrap that is made to cover K&N Air Filters or Personal Watercraft Flame Arrestors. These Drychargers, which are similar to the K&N Prechargers,...

K&N Round Tapered Universal Air Filter 6in Flange ID x 7.5in Base OD x 4.5in Top OD x 6in H - RF-1048

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...