Collection: Air Filters

K&N 1.75 inch Vent 3 inch D 2.5 inch H Air Filter - Rubber Top

K&N 1.5in Flange ID x 3in OD x 2.5in H Chrome Finish Rubber Base Crankcase Vent Filter

K&N 1.5in Flange ID x 3in OD x 2.5in H Rubber Base Crankcase Vent Filter

K&N 1.375 inch ID 3 inch OD 2.5 inch H Clamp On Crankcase Vent Filter

K&N 1.375in Flange ID x 3in OD x 2.5in H Rubber Base Crankcase Vent Filter

K&N 1 inch ID 3 inch OD 2.375 inch H Rubber Base Crankcase Vent Filter

K&N 1.25in Flange ID x 3in OD x 2.5in H Rubber Base Crankcase Vent Filter

K&N 1.25in Flange ID x 3in OD x 2.5 inch H Rubber Base Crankcase Vent Filter

K&N 1in Flange ID x 2in OD x 1.5 inch H Rubber Base Crankcase Vent Filter

K&N 3/4 inch ID 2 inch OD 1.5 inch H Clamp On Crankcase Vent Filter

K&N 0.625 inch ID 2 inch OD 1.5 inch H Clamp On Crankcase Vent Filter

K&N Clamp On Rubber Base Crankcase Vent Filter 0.5in Flange ID 2in OD 1.5in Height

K&N Clamp On Rubber Base Crankcase Vent Filter 0.375in Flange ID x 2in OD x 1.5in Height

K&N Filter 1in Vent 3in Diameter 2in Height

K&N Filter 3/4in Vent 3in Diameter 2in Height

K&N Steel Base Crankcase Vent Filter 0.5in Vent OD x 2in OD x 1.5in Height

K&N Steel Base Crankcase Vent Filter 3/8in OD Tube 2in OD 1-1/2in Height

K&N Steel Base Crankcase Vent Filter .75in Vent OD x 2in OD x 1.5in Height

K&N Steel Base Crankcase Vent Filter .625in Vent OD x 2in OD x 1.5in Height

K&N Steel Base Chrome Top Crankcase Vent Filter 1/2in. Vent / 2in. OD / 1-1/2in. Height

K&N Steel Base Crankcase Vent Filter .5in Vent OD x 2in OD x 1.5in Height

K&N Steel Base Crankcase Vent Filter 0.375in Vent OD x 2in OD x 1.5in Height

K&N Flow Control Custom Assembly - 2BBL HOL. W/ CHK 14X4

K&N Round Air Filter Assembly 14in. ID / 4..12in. Height / 5.125in. Neck Flange / 7/8in. Drop Ba

K&N Early Pontiac Tri-Power Round Air Cleaner Assembly

K&N 5-1/8in Flange Custom Air Cleaner Assembly

K&N Round Air Filter Assembly 5.25in ID / 5in Height / 5.125in Neck Flange / 1 1/4in Drop Base

K&N 14in Red Custom Air Cleaner Assembly - 5.125in ID x 14in OD x 3.75in H x 1.25in Drop Base

K&N 14in Red Custom Air Cleaner Assembly - 5.125in ID x 14in OD x 2.75in H x 1.25in Drop Base

K&N 14in Red Custom Air Cleaner Assembly - 5.125in ID x 14in OD x 3.87in H

K&N 5 1/8in Flange 11in OD 3 1/4in Height w/ Vent Custom Air Cleaner Assembly

K&N Custom Round Filter 5-1/8in FLG / 9in OD x 4-1/8in HW/VENT

K&N 2-5/8in Flange 7in Diameter 3in Height Round Air Filter Assembly w/ Vent

K&N Marine Engine Flame Arrestor 8.625in Base O/S Length / 4.5in Base O/S Width / 3.25in Height

K&N Marine 3.75in Flange ID x 3.75in Top OD/4.5in Base OD x 4in H Round Tapered Flame Arrestor

K&N Marine Engine Flame Arrestor - Oval Tapered 3.75in Flange ID / .75in Flange Length / 4in Height