K&N Engineering

K&N Universal Tapered Filter 4-1/2in Flange, 6-1/4in x 9-1/4in Base, 7in x 4.5in Top, 10in Height

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Universal Tapered Filter 6in Flange ID x 7.5in Base OD x 5.875in Top OD x 6.5in Height

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Universal Tapered Filter 6in Flange ID x 7.5in Base OD x 5in Top OD x 5in Height

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Universal Tapered Filter 6in Flange ID x 7.5in Base OD x 5in Top OD x 8in Height

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Universal X-Stream Clamp-On Air Filter 3.313in Flg ID/4.875in Base OD/4in Top OD/4.25in H

K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...

K&N Universal X-Stream Clamp-On Air Filter 3.5in Flg ID/4in OD/5.75in H

K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...

K&N Universal X-Stream Clamp-On Filter 2 7/16in Flange x 4in OD x 4.75 Height

K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...

K&N Universal X-Stream Clamp-On Filter 6in Base OD x 5in Top OD x 6.5in Height

K&N XD air filters use a Deep Pile Design, Extra Fine Weave Grade Cotton and alternate geometries for added efficiency and capacity for off-road conditions. This extra thick filtering medium provides...

K&N Universal X-Stream Clamp-On Filter 6in Base OD x 5in Top OD x 6.5in Height x 3in Flange ID

K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...

K&N Universal X-Stream Clamp-On Round Air Filter 3.531in Flg ID/4in OD/5.969in H

K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...

K&N Univrsl Rubber Oval Tprd Filter 2.438in F ID/3.75in B-OW/4.5in B-OL/2.5in T-OW/3.5in T-OL/6in H

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

K&N Vaux/Opel Astra (Knecht Air Box) Drop In Air Filter

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...