K&N Adaptor 57-2535 Num 350 - 21510

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

K&N Air Filter Foam Insert Block DSL Only (E-0644) - 85-2003

This is an optional foam piece which replaces the OEM foam block. For DSL model onlyInstallation InstructionsThis Part Fits:YearMakeModelSubmodel2017-2019FordF-250 Super DutyKing Ranch2017-2019FordF-250 Super DutyLariat2018-2019FordF-250 Super...

K&N Air Filter Vent Kit - White - 90 Degree Plastic 0.50in Flange 1.75in H 1.75in L - 85-1120

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.

K&N Air Filter Wrap - Black - 4.313in Base ID x 4.75in Top ID x 6.75in H - 100-8521DK

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, contain uniform micron sized openings that allow high air...

K&N Apollo Universal Parts Kit - A2053-RC5052

Vent tubes can be used to attach smog tubes, crank case ventilation tubes or other vacuum related accessories. Requires creating 1/4 inch NPT threaded fitting in filter base, valve cover or other assembly where used.

K&N BP 11ind Cr 5-1/8 Flg - 01988

K&N base plates are used to secure the bottom of an air filter while adding to the visual appeal of the engine compartment. This chromed stainless steel base plate is a custom air filter assembly part that helps give your vehicle that show car look under...

K&N BP 11ind Cr 7-5/16in Flg - 01518

K&N base plates are used to secure the bottom of an air filter while adding to the visual appeal of the engine compartment. This chromed stainless steel base plate is a custom air filter assembly part that helps give your vehicle that show car look under...

K&N BP 14in od Flow Control - 03574

K&N 14 inch replacement base plate for Flow Control assemblies for 4-Barrel Holley with choke tower.

K&N BP 16in od 7-5/16 Flg 1in Drop Chromed Steel - 08984

K&N offers a wide selection of automotive air filter custom assembly parts to give your vehicle a show car look under the hood. The K&N 08984 is a chrome metal base plate with a 16 inch round and a 1 inch drop base for air filter assembly.

K&N BP 9ind SS 5-1/8in flg V/S 5in h Unstamped - 03418

K&N base plates are used to secure the bottom of an air filter while adding to the visual appeal of the engine compartment. This stainless steel base plate is a custom air filter assembly part that helps give your vehicle that show car look under the...

K&N BP 9ind SS 7-5/15in flg V/S 5in h Unstamped - 00283

K&N offers a wide selection of automotive air filter custom assembly parts to give your vehicle a show car look under the hood. The K&N 00283 is a stainless steel metal base plate designed for an air filter assembly.

K&N BP 9ind SS 7-5/16in flg Unstamped - 03365

K&N base plates are used to secure the bottom of an air filter while adding to the visual appeal of the engine compartment. This stainless steel base plate is a custom air filter assembly part that helps give your vehicle that show car look under the...