K&N Engineering

K&N Custom Air Filter - Round 6.25in OD 5.25in ID 4in H - E-3344

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 7 inch X 4 1/2 inch / 3 1/4 inch Height / OVAL - E-3341

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 6.25in OD 5.25in ID 3.25in H - E-3340

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 6.125in ID / 7.5in OD / 2.25 in Height - E-3336

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 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 Round 5.25 inch ID 6.25 inch OD 2.5 inch Height - E-3322

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 Filter Oval Length 6.125in I/S /7in O/S x Width 3.625in I/S/ 4.5in O/S x Height 1.75in - E-3321

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 Universal Round Air Filter 6-3/8in OD 5in ID 2-1/2in Height - E-3260

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 Universal Round Air Filter 6-3/8in OD 5in ID 2-1/4in Height - E-3250

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 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 S&S FILTER 6in OD x 4-5/8in ID x 2-3/16in H Replacement Filter for Harley Davidson - E-3225

The K&N E-3225 fits some Screaming Eagle intakes with a standard teardrop housing. This filter is designed to provide low restriction and increased performance, while providing excellent engine...

K&N Custom Air Filter Round 4.625in ID / 6in OD / 2.063in Height - E-3224

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 5-7/8in OD x 4-7/8in ID x 1.4/5in H - E-3212

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 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...

K&N Precharger Air Filter Wrap Black Polyster 3.25in Height 6in Inside Diameter - E-3190PK

The K&N PreCharger filter wrap is specially designed to extend the service interval of your K&N Filtercharger filter when used in very dusty conditions. They are made from durable polyester material...

K&N Custom Air Filter Round 4.5in ID / 5.875in OD / 1.75in Height - E-3180

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 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 Tapered 2.688in Height - E-3042

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 Replacement Element for RK-3929 Custom Air Filter - E-3040

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 Cotton Guaze 13inOD x 11-1/4inID x 6inH - E-3036

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 05-06 Toyota Tundra / Sequoia V8-4.7L Replacement Drop In Air Filter (For P/N 57-9027) - E-3034

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 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 12.25 inch ID 14 inch OD 3.5 inch Height - E-3029R

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 12.25 inch ID x 14 inch OD x 3 inch Height - E-3027R

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...