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K&N Cold Air Intakes, Air & Oil Filters & More
K&N Engineering air filters have been called the best filter in the world—with good reason! All K&N air filters are made with reusable, cotton-gauze filter...
K&N Engineering air filters have been called the best filter in the world—with good reason! All K&N air filters are made with reusable, cotton-gauze filter technology that helps your engine breathe easier for more horsepower and improved efficiency. You can get a high flow air filter for just about any application, and most come with K&N’s Million-Mile warranty. If you’re hungry for more, bolt on a K&N cold-air intake kit for proven performance gains. K&N also manufactures wrench-off oil filters, fuel filters, valve cover breathers, and accessories, all built to get improved performance...
K&N Engineering air filters have been called the best filter in the world—with good reason! All K&N air filters are made with reusable, cotton-gauze filter technology that helps your engine breathe easier for more horsepower and improved efficiency. You can get a high flow air filter for just about any application, and most come with K&N’s Million-Mile warranty. If you’re hungry for more, bolt on a K&N cold-air intake kit for proven performance gains. K&N also manufactures wrench-off oil filters, fuel filters, valve cover breathers, and accessories, all built to get improved performance and extend the life of your engine.
Showing In Stock Items. Show All 261 Items.
Air Filter Element, Powersports, Round Taper, Clamp-On, Cotton Gauze, Oiled, Red, 6.00 in. OD, 4.00 in. ID, 7.00 in. Tall, Rubber Cap, Each
Part Number: KNN-RU-4680
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Conical Flange, Clamp-On, Cotton Gauze, Oiled, Red, 5.38 in. OD, 4.00 in. ID, 3.50 in Tall, Rubber Cap, Each
Part Number: KNN-RU-2510
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Round Flange, Angled, 20 Degrees, Clamp-On, Cotton Gauze, Oiled, Red, 3.75 in. OD, 2.44 in. ID, 4.00 in Tall, Each
Part Number: KNN-RU-1750
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter, Black Series, Dry, Conical Flange, 4 in. I.D. Flange, 6 in. O.D. Base, 6 in. Tall, 4.625 in. O.D. Cap, Each
Part Number: KNN-RU-3113HBK
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Conical Flange, Clamp-On, Cotton Gauze, Oiled, Red, 7.50 in. OD, 6.00 in. ID, 6.50 in Tall, Rubber Cap, Each
Part Number: KNN-RU-1042
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Conical Flange, Clamp-On, Cotton Gauze, Oiled, Red, 5.38 in. OD, 4.00 in. ID, 7.00 in Tall, Rubber Cap, Each
Part Number: KNN-RU-2590
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Elements, Black Series, DRYFLOW, Conical Flange, Clamp-On, 6.000 in. OD, 4.000 in. ID, 9.250 in. Tall, 5.25 in. Diameter Rubber Top, Each
Part Number: KNN-RU-3112HBK
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Conical Flange, Cotton Gauze, Oiled, Red, 7.50 in. OD, 6.00 in. ID, 7.50 in Tall, Rubber Cap, Each
Part Number: KNN-RU-1041
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Round Taper, Clamp-On, Cotton Gauze, Oiled, Red, 4.63 in. OD, 3.50 in. ID, 5.50 in. Tall, Rubber Cap, Each
Part Number: KNN-RU-3550
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Conical Flange, Clamp-On, Cotton Gauze, Oiled, Red, 6.50 in. OD, 5.00 in. ID, 7.00 in Tall, Rubber Cap, Each
Part Number: KNN-RU-2800
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Conical Flange, Clamp-On, Cotton Gauze, Oiled, Red, 4.63 in. OD, 3.50 in. ID, 7.00 in. Tall, Black Cap, Each
Part Number: KNN-RU-3130
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Round, Cotton Gauze, Oiled, Red, 3.00 in. OD, 1.50 in. ID, 4.00 in Tall, Rubber Cap, Each
Part Number: KNN-RU-0160
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Elements, Black Series, DRYFLOW, Conical Flange, Clamp-On, 7.500 in. OD, 6.000 in. ID, 7.500 in. Tall, 5.25 in. Diameter Rubber Top, Each
Part Number: KNN-RU-3101HBK
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Round Taper, Clamp-On, Cotton Gauze, Oiled, Red, 5.88 in. OD, 4.50 in. ID, 6.00 in. Tall, Rubber Cap, Each
Part Number: KNN-RU-4740
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Elements, Black Series, DRYFLOW, Conical Flange, Clamp-On, 7.500 in. OD, 6.000 in. ID, 6.000 in. Tall, 5.25 in. Diameter Rubber Top, Each
Part Number: KNN-RU-3102HBK
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Oval, Cotton Gauze, Oiled, Red, 9.25 in. Long, 6.25 in. Wide, 10.00 in Tall, Rubber Cap, Each
Part Number: KNN-RU-1024
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Round Flange, Angled, 20 Degrees, Clamp-On, Cotton Gauze, Oiled, Red, 3.75 in. OD, 2.44 in. ID, 6.00 in Tall, Each
Part Number: KNN-RU-1770
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Elements, Black Series, DRYFLOW, Oval, Centered Flange, Clamp, 9.00 in.x 5.75 in. Base, 7.50 in. Tall, 7.00 in. x 4.50 in. Rubber Top, Each
Part Number: KNN-RU-3132HBK
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Round Taper, Clamp-On, Cotton Gauze, Oiled, Red, 6.50 in. OD, 5.00 in. ID, 5.50 in. Tall, Rubber Cap, Each
Part Number: KNN-RU-5147
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Conical Flange, Cotton Gauze, Oiled, Red, 5.88 in. OD, 4.50 in. ID, 8.38 in Tall, Rubber Cap, Each
Part Number: KNN-RU-1008
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Conical Flange, Clamp-On, Cotton Gauze, Oiled, Red, 4.63 in. OD, 3.50 in. ID, 4.50 in Tall, Rubber Cap, Each
Part Number: KNN-RU-2790
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Round Taper, Clamp-On, Cotton Gauze, Oiled, Red, 5.38 in. OD, 3.75 in. ID, 5.00 in. Tall, Rubber Cap, Each
Part Number: KNN-RU-4250
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Elements, Black Series, DRYFLOW, Conical Flange, Clamp-On, 8.000 in. OD, 4.000 in. ID, 8.000 in. Tall, 6.625 in. Diameter Rubber Top, Each
Part Number: KNN-RU-5171HBK
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Element, Powersports, Round Taper, Clamp-On, Cotton Gauze, Oiled, Red, 7.50 in. OD, 6.00 in. ID, 9.00 in. Tall, Rubber Cap, Each
Part Number: KNN-RU-5046
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Air Filter Elements, Black Series, DRYFLOW, Conical Flange, Clamp-On, 6.500 in. OD, 5.000 in. ID, 7.000 in. Tall, 4.375 in. Diameter Rubber Top, Each
Part Number: KNN-RU-3135HBK
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
