Air Intake Systems

K&N 14 inch air filter drop base plates for replacement or special application needs.

The Filter Minder is an air filter service indicator that monitors air filter restriction and indicates when the air filter should be serviced. As the air filter gets dirty, the yellow position indicator moves in the clear window of the service indicator and locks...

The Filter Minder is an air filter service indicator that monitors air filter restriction and indicates when the air filter should be serviced. As the air filter gets dirty, the yellow position indicator moves in the clear window of the service indicator and locks...

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 gauze filter technology for automotive applications.

This is an optional foam piece which replaces the OEM foam block. For DSL model onlyInstallation InstructionsThis Part Fits: Year Make Model Submodel 2017-2019 Ford F-250 Super Duty King Ranch 2017-2019 Ford F-250 Super Duty Lariat 2018-2019 Ford F-250 Super Duty Limited 2017-2019 Ford...

Custom Air Filter Plate; 14 in. OD-Flat Base; Chrome Plated Steel; 5 1/8 in. Flange; Raises Filter 9/16 in. Above Carb Flange;

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

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

Custom Plenum Air Filter; 9 in. OD; 11.89 in. L; Aluminum; Single Snorkel; Fits Most American 4 Barrel Carb w/5 1/8 in. Flange;

K&N Stubstack for EDELBROCK Square-Bore Carburetors fits the majority of Edelbrock Square-Bore carburetors. This Stubstack is designed to fit most models within this series. It straightens and speeds up airflow, reduces turbulence, improves metering accuracy and increases airflow by reducing restriction. Will also fit...

This K&N Stubstack is designed to be used with Holley 390-850 cfm square bore carbs (4150/4160), that have had the choke horn milled off and still use an air cleaner. Eliminates the need for hand polishing and radius work. Will work with all K&N...

K&N Stubstack for Holley 4150/4160 Series Carburetors. Fits most Holley 4150 and some 4160 Series carburetors with high and low choke horns. The 85-0200 is designed to fit 4 barrel popular models in this series. Holley carburetor list numbers are stamped on the choke...

K&N inline fuel/oil filters are ideal for racing applications. The filter housing is made from highly-durable anodized aluminum and the filter media can be used to filter a variety of oils and fuels including methanol. The filter material is made from stainless steel and...

The K&N 81-0261 In-Line Gas Filter is perfect for racing applications and can be used with a variety of oils and fuels including methanol. The 81-0261 cellulose media fuel filter has a flange diameter of 5/16 inches. It comes with a 1-5/8 inch body...

The K&N 81-0230 In-Line Gas Filter is perfect for racing applications and can be used with a variety of oils and fuels including methanol. The 81-0230 stainless mesh in-line fuel filter has a flange diameter of 1/4 inches. It comes with a 1-11/32 inch...

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 81-0221 stainless mesh in-line fuel filter has a flange diameter of 1/4 inch. It comes with a 1 inch...

Gain a guaranteed increase in horsepower and torque with a K&N cold air intake system featuring a mandrel-bent aluminum intake tube. Each system is paired with a washable, reusable High-Flow Air Filter featuring oiled cotton filter media. The oversized, conical filter design allows you...

The K&N 77-9040KP high-flow performance air intake system is a free-flowing, aerodynamically engineered aluminum tube air induction system designed to fit some Toyota Land Cruiser models. The restrictive factory air filter and air intake housing on your vehicle are replaced by this K&N air...

The K&N 77-9037KP high-flow performance air intake system is a free-flowing, mandrel-bent aluminum tube air induction system designed to fit some Toyota Tacoma models. The restrictive factory air filter and air intake housing on your vehicle are replaced by this K&N air intake system...

The K&N 77-9036KP high-flow performance air intake system is a free-flowing, mandrel-bent aluminum tube air induction system designed to fit some Toyota Tundra models. The restrictive factory air filter and air intake housing on your vehicle are replaced by this K&N air intake system...