Air Intake Systems

Universal adapters for smog tubes, crankcase and valve cover vents. Requires drilling hole in air filter base or valve cover. All come with mountin...

The K&N 81-0221 In-Line Gas Filter is perfect for racing applications and can be used with a variety of oils and fuels including methanol. The ...

Gain a guaranteed increase in horsepower and torque with a K&N cold air intake system featuring a mandrel-bent aluminum intake tube. Each syste...

The K&N 69-8751TR Typhoon air intake system is a free-flowing, mandrel-bent aluminum tube air induction system designed to fit some Toyota Coro...

K&N’s all-new Snorkel System is built to deliver added protection and confidence when heading off-road and into extreme environments. Proudly d...

K&N’s all-new Snorkel System is built to deliver added protection and confidence when heading off-road and into extreme environments. Proudly d...

K&N’s all-new Snorkel System is built to deliver added protection and confidence when heading off-road and into extreme environments. Proudly d...

This complete air filter assembly has an all stainless steel top and base with a mirror finish. It's velocity stack has a 5-1/8 inch flange and the...

K&N 57i Generation II Induction Kits are built primarily for European vehicles. They come with K&N's No-Hassle Lifetime Limited Warranty. T...

K&N 57i Series induction kits are specifically designed for each different vehicle and will free your car from the size restriction that comes ...

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 tru...

K&N adapters allow for even more air filter applications.

Light weight yet durable, K&N's Sprint Car Style Air Boxes are a must for any racer currently using traditional multi-Siamese stacks. Construct...

K&N's carbon fiber composites have an attractive cosmetic appeal, and the outstanding stiffness to weight ratio that is needed to stay competit...

Light weight yet durable, K&N's Sprint Car Style Air Boxes are a must for any racer currently using traditional multi-Siamese stacks. Construct...

HKS DryCarbon Full Cold Air Intake Kit GR SUPRA

HKS 2020 Toyota Supra GR Cold Air Intake Full Kit

HKS DryCarbon Full Cold Air Intake Kit AFR FK8 K20C

HKS RS US CIVIC Si

HKS RS ROADSTER NCEC LF-VE