K&N Custom Air Filter - Oval - 11.5in O/S L x 8.125in O/S W x 2in H - E-3505

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of...

K&N Custom Air Filter - Rectangular - 6.75in O/S Length x 4.5in O/S Width x 2.5in Height - E-3952

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of...

K&N Custom Air Filter - Round Radial Seal 12-3/4in OD 7in ID 15-1/8in H - 38-2012S

K&N's line of Heavy Duty commercial grade air filters are washable and have been specially engineered for heavy duty trucks, RV's and agricultural equipment. They use a new hybrid filtration medium...

K&N Custom Air Filter 14 inch OD 12 11/16 inch ID 2 1/2 inch Height - E-3735

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of...

K&N Custom Air Filter 14in OD / 12in ID / 6in Height - E-3770

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of...

K&N Custom Air Filter 6.25in OS Width / 9.688in OS Length / 2.188in Height - E-3333

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with...

K&N Custom Air Filter 7in OD X 5 1/2in ID x 2in H - E-3402

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of...

K&N Custom Air Filter Cotton Guaze 13 1/2in x 6 9/16in B / 13in x 6 1/6in T / 7in H - E-3033

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for virtually every...

K&N Custom Air Filter Cotton Guaze 14inOD x 12 1/4inID x 2inH - E-3032R

This K&N racing air filter is made with 2 layers of cotton and does not come oiled. It was designed to provide even lower air restriction than our replacement air filters for street vehicles. K&N...

K&N Custom Air Filter Round 2.875in ID x 3.875in OD x 2in Height - E-3120

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of...

K&N Custom Air Filter Round 4.625in ID / 6in OD / 2.5in Height - E-3226

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with...

K&N Custom Air Filter Round 5-3/8in OD x 4in ID x 2in H - E-3200

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of...