Air Filters - Universal Fit

This filter features three layers of oil-free synthetic media and requires no oil during maintenance to provide maximum convenience. Its progressive layering provides great filtration efficiency and dust holding capacity. This media is best suited for...

These are replacement filters for our ETS Evolution 8/9 4" Turbo Kit Intake. These K&N filters are designed specifically for our intake kits! (SP-3605)

ISR Performance Air Filter - N62 Z32 MAF (Bolt-On Style)

ISR Performance Universal Air Filter 3in Inlet (Clamp Style)

The K&N Flame Arrestor makes the best air-filtration technology available for marine engine use. Marine application owners can experience the increased horsepower and engine protection provided by K&N's oiled cotton gauze and epoxied screen filter...

These are replacement filters for our ETS 2015+ Subaru STI Intake Kit. These K&N filters are designed specifically for our intake kits! This filter will replace both the stock MAF Intake Filter as well as the Speed Density Intake Filter (SP-3606)

Select your intake configuration above from either Speed Density or Stock MAF to select the correct replacement filter for your 04-21 STI Turbo Kit Intake.

BMC Single Air Universal Conical Filter - 75mm Inlet / 165mm Filter Length

aFe MagnumFLOW OE Replacement Air Filter w/Pro Dry S Media 15-18 Mercedes C300 (L4-2.0L Turbo)

Constructed with 100-percent polyurethane on top and bottom, this high flow, oiled performance filter is our highest flowing media for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for...

K&N Black Universal Air Filters are made from Dryflow oil-free synthetic media. These low restriction clamp-on air filters are designed and manufactured for a wide variety of applications. When dirty they can be easily washed using K&N synthetic air...

aFe MagnumFLOW Air Filters (5x2-1/4) F x (6-1/4x3-3/4) B (MT2) x (5-1/4 x 2-1/8) Tx11H

aFe MagnumFLOW Pro DRY S Air Filter 21-23 Jeep Wrangler 392 (JL) V8-6.4L

K&N Universal Clamp-On Air Filter 3in FLG 5in B 4in T 6in H

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1220 crankcase vent filter has a K&N embossed chrome-plated steel top with a black...