K&N Engineering

K&N Red Metal Intake System for Harley Davidson - RK-3944

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 Intake System 13-15 Harley Davidson Breakout/Fatboy/Deluxe 103 CI - RK-3942

The K&N RK-3942 High-Flow Air Intake System increases engine intake airflow and delivering more horsepower & torque to your Harley-Davidson motorcycle. The intake system increases power by...

K&N Intake System 2014 Yamaha XVS950 Bolt 942 - RK-3940

The K&N RK-3940 High-Flow Air Intake System increases engine intake airflow and delivering more horsepower & torque to specific Yamaha XVS950 model motorcycles. The intake system increases power by...

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 Intake System for Harley Davidson - Color (Red) - Style (Triangle) - Size (6-8) - RK-3932

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 Intake System for Harley Davidson - Color (Red) - Style (Oval) - Size (9in) - RK-3930

The K&N RK-3930 Air Intake System was designed to get more horsepower from your Twin Cam Harley-Davidson engine. Built around the legendary K&N High-Flow Air Filter, this RK Series assembly includes...

K&N Intake System for 04-09 Harley Davidson H/D Sportster Custom Assembly - RK-3929

K&N's Sportster RK Series Air Cleaner will get more horsepower from your Harley Davidson Sportster motorcycle. This complete assembly fits inside the stock air cleaner cover, and provides a...

K&N Oval Red 9in Intake System for Harley Davidson - RK-3910-1

K&N's RK Series was developed to get more horsepower from your Twin Cam Harley-Davidson engine. Built around the legendary K&N High-Flow Air Filter, the this RK Series assembly includes an innovative...

K&N Red Intake System for Harley Davidson - RK-3909-1

K&N's RK Series was developed to get more horsepower from your Twin Cam Harley-Davidson engine. Built around the legendary K&N High-Flow Air Filter, the this RK Series assembly includes an innovative...

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 Intake System Harley Davidson w/ 40-45mm Mikuni Oval ML-092 Replacement Air Filter - ML-092B

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 Harley Davidson Intake System w/ 36mm-38mm Mikuni Oval ML-0850 Replacement Air Filter - ML-085B

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 Textured Black Replacement Air FIlter 2015 Harley Davidson XG500 Street - HD-4915

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 Sticker Sheet 4.5in x 10.5in (various different stickers) - 89-11831

K&N Sticker Sheet 4.5in x 10.5in (various different stickers)

K&N Flow Control Wrap 2-4BL 14in x 4.5in - 85-54450

Deflector Shields for K&N Flow Control Systems are designed to control heat and aid airflow.

K&N Oxygen Sensor Bushing 18mm - 85-21688

K&N Engineering has been engineering and manufacturing premium, high-performance automotive and powersports products for over 40 years. K&N is the inventor and leading innovator of reusable cotton...

K&N Marine Air Filter Vent Kit 5/8in Flange 6in Height - 85-1662

K&N Marine Style Vent Hose Adapters mount between the top and bottom plates of a custom chrome air filter assembly. Vent adapters accommodate breather hoses without drilling into the filter base.

K&N Air Filter Vent Kit - 85-1650

K&N Marine Style Vent Hose Adapters mount between the top and bottom plates of a custom chrome air filter assembly. Vent adapters accommodate breather hoses without drilling into the filter base.

K&N Engineering 1-1/4in. Reinforced Rubber Washer on Display Card - 81-0160

Reinforced rubber washers are the answer to mechanical vibrations. Made of 1/8 inch thick reinforced neoprene rubber. Ideal for thin panels, fenders, number plates, air cleaner lids and other items...

K&N 2-5/8in Flange 7in Diameter 3in Height Round Air Filter Assembly w/ Vent - 60-1030

K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner assemblies are...

K&N 98-05 Volkswagen Bora/Golf IV 1.9L L4 Diesel Performance Air Intake System - 57A-6013

K&N Apollo Cold Air Induction Systems incorporate a washable/reusable K&N High-Flow Air Filter within a protective shell. They come with custom mounting hardware to fit specific vehicle applications...

K&N Universal Off-Road Air Intake (Replaces 85-6853) - 54-6853

K&N's Universal Off-road In-line Air Intake System, part 54-6853, was designed for extreme off-road racing. From side-by-sides to full race trucks, this kit can be used on a variety of off-road...