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Air Filters

Upgrade your engine's performance with premium air filters that provide superior filtration and airflow. Our selection of air filters helps improve fuel efficiency, boost horsepower, and extend engine life by keeping harmful contaminants out. Choose from top brands for a perfect fit and enhanced protection

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K&N .5in Flange ID x 3in OD x 3.25in H Rubber Base Crankcase Vent Filter K&N .5in Flange ID x 3in OD x 3.25in H Rubber Base Crankcase Vent Filter Quick View
K&N Engineering

K&N .5in Flange ID x 3in OD x 3.25in H Rubber Base Crankcase Vent Filter

$33.49
KNN62-1495
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Rubber Base Chrome Top Push-In Crankcase Vent Filter 3in OD x 2-1/2in H. K&N Rubber Base Chrome Top Push-In Crankcase Vent Filter 3in OD x 2-1/2in H. Quick View
K&N Engineering

K&N Rubber Base Chrome Top Push-In Crankcase Vent Filter 3in OD x 2-1/2in H.

$48.49
KNN62-1490
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N 1.75in Flange ID x 3in OD x 2.5in H Chrome Finish Rubber Base Crankcase Vent Filter K&N 1.75in Flange ID x 3in OD x 2.5in H Chrome Finish Rubber Base Crankcase Vent Filter Quick View
K&N Engineering

K&N 1.75in Flange ID x 3in OD x 2.5in H Chrome Finish Rubber Base Crankcase Vent Filter

$33.49
KNN62-1480
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N 1.75 inch Vent 3 inch D 2.5 inch H Air Filter - Rubber Top K&N 1.75 inch Vent 3 inch D 2.5 inch H Air Filter - Rubber Top Quick View
K&N Engineering

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

$38.49
KNN62-1470
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
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 Chrome Finish Rubber Base Crankcase Vent Filter Quick View
K&N Engineering

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

$43.49
KNN62-1460
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N 1.375 inch ID 3 inch OD 2.5 inch H Clamp On Crankcase Vent Filter K&N 1.375 inch ID 3 inch OD 2.5 inch H Clamp On Crankcase Vent Filter Quick View
K&N Engineering

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

$33.49
KNN62-1440
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
Sold out
K&N 1.375in Flange ID x 3in OD x 2.5in H Rubber Base Crankcase Vent Filter K&N 1.375in Flange ID x 3in OD x 2.5in H Rubber Base Crankcase Vent Filter Quick View
K&N Engineering

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

$66.49
KNN62-1430
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N 1 inch ID 3 inch OD 2.375 inch H Rubber Base Crankcase Vent Filter K&N 1 inch ID 3 inch OD 2.375 inch H Rubber Base Crankcase Vent Filter Quick View
K&N Engineering

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

$43.49
KNN62-1410
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
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 2.5in H Rubber Base Crankcase Vent Filter Quick View
K&N Engineering

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

$33.49
KNN62-1390
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N 1.25in Flange ID x 3in OD x 2.5 inch 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 Quick View
K&N Engineering

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

$48.49
KNN62-1380
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N 1in Flange ID x 2in OD x 1.5 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 Quick View
K&N Engineering

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

$48.49
KNN62-1370
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N 3/4 inch ID 2 inch OD 1.5 inch H Clamp On Crankcase Vent Filter K&N 3/4 inch ID 2 inch OD 1.5 inch H Clamp On Crankcase Vent Filter Quick View
K&N Engineering

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

$73.49
KNN62-1360
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N 0.625 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 Quick View
K&N Engineering

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

$48.49
KNN62-1340
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
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 0.5in Flange ID 2in OD 1.5in Height Quick View
K&N Engineering

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

$48.49
KNN62-1330
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Clamp On Rubber Base Crankcase Vent Filter 0.375in Flange ID x 2in OD x 1.5in Height K&N Clamp On Rubber Base Crankcase Vent Filter 0.375in Flange ID x 2in OD x 1.5in Height Quick View
K&N Engineering

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

$43.49
KNN62-1320
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Filter 1in Vent 3in Diameter 2in Height K&N Filter 1in Vent 3in Diameter 2in Height Quick View
K&N Engineering

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

$48.49
KNN62-1170
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Filter 3/4in Vent 3in Diameter 2in Height K&N Filter 3/4in Vent 3in Diameter 2in Height Quick View
K&N Engineering

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

$43.49
KNN62-1160
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Steel Base Crankcase Vent Filter .75in Vent OD x 2in OD x 1.5in Height K&N Steel Base Crankcase Vent Filter .75in Vent OD x 2in OD x 1.5in Height Quick View
K&N Engineering

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

$48.49
KNN62-1030
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Steel Base Crankcase Vent Filter .625in 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 Quick View
K&N Engineering

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

$48.49
KNN62-1020
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Steel Base Chrome Top Crankcase Vent Filter 1/2in. Vent / 2in. OD / 1-1/2in. Height K&N Steel Base Chrome Top Crankcase Vent Filter 1/2in. Vent / 2in. OD / 1-1/2in. Height Quick View
K&N Engineering

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

$48.49
KNN62-1015
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Steel Base Crankcase Vent Filter .5in Vent OD x 2in OD x 1.5in Height K&N Steel Base Crankcase Vent Filter .5in Vent OD x 2in OD x 1.5in Height Quick View
K&N Engineering

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

$48.49
KNN62-1010
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Steel Base Crankcase Vent Filter 0.375in 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 Quick View
K&N Engineering

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

$38.49
KNN62-1000
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine....
K&N Flow Control Custom Assembly - 2BBL HOL. W/ CHK 14X4 K&N Flow Control Custom Assembly - 2BBL HOL. W/ CHK 14X4 Quick View
K&N Engineering

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

$343.49
KNN61-2000
Air Filters Air Filters & Intake Systems Air Filters - Direct Fit Best selling products K&N Engineering New products
The K&N Flow Control System utilizes a custom designed base in combination with a unique lid designed to reduce intake turbulence. The resulting smooth,...
K&N Round Air Filter Assembly 14in. ID / 4..12in. Height / 5.125in. Neck Flange / 7/8in. Drop Ba K&N Round Air Filter Assembly 14in. ID / 4..12in. Height / 5.125in. Neck Flange / 7/8in. Drop Ba Quick View
K&N Engineering

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

$163.49
KNN60-1440
Air Filters Air Filters & Intake Systems Best selling products Carburetor Air Cleaners K&N Engineering New products
K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that...
K&N Round Air Filter Assembly 5.25in ID / 5in Height / 5.125in Neck Flange / 1 1/4in Drop Base K&N Round Air Filter Assembly 5.25in ID / 5in Height / 5.125in Neck Flange / 1 1/4in Drop Base Quick View
K&N Engineering

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

$163.49
KNN60-1300
Air Filters Air Filters & Intake Systems Air Filters - Universal Fit Best selling products K&N Engineering New products
K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that...
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 3.75in H x 1.25in Drop Base Quick View
K&N Engineering

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

$163.49
KNN60-1290
Air Filters Air Filters & Intake Systems Best selling products Carburetor Air Cleaners K&N Engineering New products
K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that...
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 2.75in H x 1.25in Drop Base Quick View
K&N Engineering

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

$133.49
KNN60-1280
Air Filters Air Filters & Intake Systems Air Filters - Direct Fit Best selling products K&N Engineering New products
K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that...
K&N 14in Red Custom Air Cleaner Assembly - 5.125in ID x 14in OD x 3.87in H K&N 14in Red Custom Air Cleaner Assembly - 5.125in ID x 14in OD x 3.87in H Quick View
K&N Engineering

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

$163.49
KNN60-1263
Air Filters Air Filters & Intake Systems Best selling products Carburetor Air Cleaners K&N Engineering New products
K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that...
K&N 5 1/8in Flange 11in OD 3 1/4in Height w/ Vent Custom Air Cleaner Assembly K&N 5 1/8in Flange 11in OD 3 1/4in Height w/ Vent Custom Air Cleaner Assembly Quick View
K&N Engineering

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

$193.49
KNN60-1170
Air Filters Air Filters & Intake Systems Best selling products Carburetor Air Cleaners K&N Engineering New products
K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that...
K&N Custom Round Filter 5-1/8in FLG / 9in OD x 4-1/8in HW/VENT K&N Custom Round Filter 5-1/8in FLG / 9in OD x 4-1/8in HW/VENT Quick View
K&N Engineering

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

$153.49
KNN60-1120
Air Filters Air Filters & Intake Systems Air Filters - Direct Fit Best selling products K&N Engineering New products
K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that...
Sold out
K&N 2-5/8in Flange 7in Diameter 3in Height Round Air Filter Assembly w/ Vent K&N 2-5/8in Flange 7in Diameter 3in Height Round Air Filter Assembly w/ Vent Quick View
K&N Engineering

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

$123.49
KNN60-1030
Air Filters Air Filters & Intake Systems Best selling products Carburetor Air Cleaners K&N Engineering New products
K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that...
K&N Marine Engine Flame Arrestor - Oval Tapered 3.75in Flange ID / .75in Flange Length / 4in Height K&N Marine Engine Flame Arrestor - Oval Tapered 3.75in Flange ID / .75in Flange Length / 4in Height Quick View
K&N Engineering

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

$123.49
KNN59-5005
Air Filters Air Filters & Intake Systems Air Filters - Drop In Best selling products K&N Engineering New products
The K&N Flame Arrestor makes the best air-filtration technology available for marine engine use. Marine application owners can experience the increased horsepower and engine...
K&N Marine Engine Flame Arrestor 5-1/8in Flange / 9in OD / 8in ID / 2.125in H Quick View
K&N Engineering

K&N Marine Engine Flame Arrestor 5-1/8in Flange / 9in OD / 8in ID / 2.125in H

$243.49
KNN59-3264
Air Filters Air Filters & Intake Systems Air Filters - Drop In Best selling products K&N Engineering New products
The K&N Flame Arrestor makes the best air-filtration technology available for marine engine use. Marine application owners can experience the increased horsepower and engine...
K&N 7-5/16in Flange 10in Height Velocity Stack Assembly - Red K&N 7-5/16in Flange 10in Height Velocity Stack Assembly - Red Quick View
K&N Engineering

K&N 7-5/16in Flange 10in Height Velocity Stack Assembly - Red

$163.49
KNN58-1210
Air Filters Air Filters & Intake Systems Best selling products K&N Engineering New products Velocity Stacks
This complete air filter assembly has an all stainless steel top and base with a mirror finish. It's velocity stack has a 7-5/16 inch...
K&N 59-74 Rover Custom Round Race Filter Length 6.56in Width 6.31in Height 2.25in K&N 59-74 Rover Custom Round Race Filter Length 6.56in Width 6.31in Height 2.25in Quick View
K&N Engineering

K&N 59-74 Rover Custom Round Race Filter Length 6.56in Width 6.31in Height 2.25in

$133.49
KNN56-9335
Air Filters Air Filters & Intake Systems Air Filters - Direct Fit Best selling products K&N Engineering New products
K&N Custom Air Filters for Single or Two Barrel Carburetors - K&N custom air filter kits are designed to boost performance from your carburetor...
K&N 90-92 Rover Mini 1275 L4 Round Tapered Flange 1.875in 2.25in Over Height Custom Racing Assembly K&N 90-92 Rover Mini 1275 L4 Round Tapered Flange 1.875in 2.25in Over Height Custom Racing Assembly Quick View
K&N Engineering

K&N 90-92 Rover Mini 1275 L4 Round Tapered Flange 1.875in 2.25in Over Height Custom Racing Assembly

$133.49
KNN56-9330
Air Filters Air Filters & Intake Systems Best selling products Carburetor Air Cleaners K&N Engineering New products
K&N Custom Air Filters for Single or Two Barrel Carburetors - K&N custom air filter kits are designed to boost performance from your carburetor...
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