BUY NOW, PAY LATER. Starting at 0% APR 
K&N Universal Air Filter 6in Flange / 7-1/2in Base / 4-1/2in Top / 6-1/2in Height
$89.99
KNNRU-5107
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 3-1/8in FLG / 6in B / 5in T / 7in H
$89.99
KNNRU-5100
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 2.844x4.813in Flg ID x 6.5x4.75in B OD x 4.5x3.25in T OD x 7.5in H
$59.99
KNNRU-5063
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 4in FLG / 6-1/2in B / 4-1/2in T / 6in H
$89.99
KNNRU-5060
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 3-15/16in FLG / 5-1/2in B / 4-1/2in T / 4-7/16in H
$79.99
KNNRU-5059
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 6in FLG / 7-1/2in B / 4-1/2in T / 9in H
$89.99
KNNRU-5046
Air Filters
Air Filters - Universal Fit
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 Filter 4 inch Flange 6 3/4 inch OD Base 5 7/8 inch OD Top 9 1/2 inch Height
$99.99
KNNRU-5045
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 3.5in Flg ID x 8.5x5.25in B OD x 6.25x4in T OD x 5.5in H
$59.99
KNNRU-5040
Air Filters
Air Filters - Universal Fit
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 Filter Universal Rubber Filter 2.5 inch Flange 5.25 inch Base 5.75 inch Height
$119.99
KNNRU-5005
Air Filters
Air Filters - Universal Fit
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 Filter Universal Rubber Filter-Rd Tapered 3in Flange ID x 6in Base OD x 5in Top OD x 5.563in H
$64.99
KNNRU-4990
2000-2009 S2000
2015-2021 Subaru WRX
Air Filters
Air Filters - Universal Fit
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 Filter Universal Clamp-On Filter-Round Tapered 2.75in Flange ID x 6in Base OD x 5in Top OD
$64.99
KNNRU-4960XD
Air Filters
Air Filters - Universal Fit
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...
K&N Filter Universal Rubber Filter 2 3/4 inch Flange 6 inch Base 5 inch Top 5 1/2 inch Height
$64.99
KNNRU-4960
2015-2021 Subaru WRX
Air Filters
Air Filters - Universal Fit
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 Filter Universal Rubber Filter 2 1/2 inch Flange 6 inch Base 5 inch Top 5 1/2 inch Height
$64.99
KNNRU-4950
2008-2015 Mitsubishi EVO
Air Filters
Air Filters - Universal Fit
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 Clamp-On Filter 6in Flange / 7.5in B / 5.875in T / 6in H
$74.99
KNNRU-4940
Air Filters
Air Filters - Universal Fit
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 Filter Universal Rubber Filter 2 3/4 inch Flange 6 inch Base 5 inch Top 6 1/2 inch Height
$64.99
KNNRU-4870
2015-2020 Subaru STi
Air Filters
Air Filters - Universal Fit
Subaru WRX STi
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 Filter Universal Rubber Filter 2 1/2 inch Flange 6 inch Base 5 inch Top 6 1/2 inch Height
$64.99
KNNRU-4860
Air Filters
Air Filters - Universal Fit
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 Filter Universal Rubber Filter Round Tapered 4.5in Flange 5.875in Base 4.5 inch Top 6in Height
$64.99
KNNRU-4740
Air Filters
Air Filters - Universal Fit
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 Filter 3 inch Flange 6 inch Base 5 Top 6 1/2 inch Height
$74.99
KNNRU-4730
2008-2015 Mitsubishi EVO
Air Filters
Air Filters - Universal Fit
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 Rubber Filter Dual Flange Oval Tprd 3.75in Base O/S W x 3.438in Top O/S W x 6.75in H
$74.99
KNNRU-4710
Air Filters
Air Filters - Universal Fit
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 3in Flange ID x 6in Base OD x 4in Top OD x 6.75in Height
$74.99
KNNRU-4700
Air Filters
Air Filters - Universal Fit
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 Round Tapered Filter 3 inch FLG / 5 inch Bottom / 4 inch Top / 7 7/8 inch Height
$99.99
KNNRU-4690
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 4in FLG / 6in B / 4in T / 7in H
$74.99
KNNRU-4680
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 3in FLG 5in B 4in T 6in H
$79.99
KNNRU-4650
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 3in FLG / 6in B / 4-1/2in T / 6in H
$89.99
KNNRU-4180
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 3in FLG / 5in B / 4-1/2in T / 5in H
$74.99
KNNRU-3870
Air Filters
Air Filters - Universal Fit
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 Filter Oval 2 7/16 inch Flange 4 1/2 inch x 3 3/4 inch Base 3 1/2 inch x 2 1/2 inch Top 3 1/2 in
$79.99
KNNRU-3780
Air Filters
Air Filters - Universal Fit
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 Univeral Rubber Filter Round Tapered 4.625in Top OD x 5in Base OD x 4in H
$89.99
KNNRU-3700
Air Filters
Air Filters - Universal Fit
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 Clamp-On Air Filter 3-1/2in FLG / 6in B / 4-1/2in T / 9in H
$89.99
KNNRU-3690
Air Filters
Air Filters - Universal Fit
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 Filter 3/4 inch Flange 2 inch OD 2 1/2 inch Height
$54.99
KNNRU-3630
Air Filters
Air Filters - Universal Fit
K&N Rubber Base Crankcase Vent Filters are designed to clamp directly to metal or plastic tubing. Ideal for engines, transmissions, oil or gas tanks...
K&N Universal Rubber Filter 2.75in Flange ID x 5.875in Base OD x 4.75in Top OD x 7in Height
$89.99
KNNRU-3610
Air Filters
Air Filters - Universal Fit
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 Air Filter 4in Flange / 5-3/8 in Base / 4-1/2in Top / 5in Height
$59.99
KNNRU-3600
Air Filters
Air Filters - Universal Fit
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 Filter Universal Rubber Filter 3 Inch Flange 6 inch Base 4 inch Top 5 inch Height
$49.99
KNNRU-3580
Air Filters
Air Filters - Universal Fit
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 Filter Universal Rubber Filter 3in Flange ID 6in Base OD 5.125in Top OD 5in Height
$64.99
KNNRU-3570
Air Filters
Air Filters - Universal Fit
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 Rubber Filter 2-1/4in FLG x 5-1/8in Base x 4-5/8in Top x 6in Height
$89.99
KNNRU-3560
Air Filters
Air Filters - Universal Fit
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 Rubber Filter 3 1/2 inch FLG / 4 5/8 inch Base / 3-1/2 inch Top / 5 1/2 inch Height
$49.99
KNNRU-3550
Air Filters
Air Filters - Universal Fit
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 Rubber Filter 3.75in FLG x 5.375in Base x 5.375in Top x 7in Height
$89.99
KNNRU-3530
Air Filters
Air Filters - Universal Fit
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...
