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K&N Air Filters
K&N Filter Air FilterFrom $112.99
- Designed to Increase Horsepower
- Easy to Install Drop-in Design
- Lifetime Reusable Air Filter
- Million Mile Limited Warranty
- Lasts up to 50,000 Miles Between Servicing
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From $112.99
4.4
4.4
(2193)
K&N Filter X-Stream Air Filter
K&N Filter X-Stream Air FilterFrom $100.99
- K&N gives you the power you've been looking for with the new XStream Air Flow Top. Cleanable and reusable, the XStream Air Flow Top filter delivers outstanding engine protection and comes in a wide range of applications. Sizes include 9, 11, 14 and 16-inch diameters. The 14-inch tops are available in anodized black, red, blue or chrome trim ring.
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Crown Automotive Air Filters
Crown Automotive Air FilterFrom $18.99
- Replacement Air Filter
- For factory air boxes
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K&N Filter Custom Inverted Air Filter
K&N Filter Custom Inverted Air FilterFrom $80.99
- K&N automotive replacement air filters are designed to add horsepower and acceleration to your car or truck by providing up to 50% more air flow to your engine. More air flow can result in crisper throttle response and more torque throughout the engine RPM range. K&N air filters are made up of multiple layers of oiled cotton filter media that not only provide superior air flow but also excellent filtration to ensure long engine life.
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Omix-ADA Weber Air Filters
Omix-Ada Weber Air FilterFrom $34.99
- Weber Air Filter
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From $34.99
K&N Filter Custom Titanium Air Filter
K&N Filter Custom Titanium Air FilterFrom $105.99
- K&N automotive replacement air filters are designed to add horsepower and acceleration to your car or truck by providing up to 50% more air flow to your engine. More air flow can result in crisper throttle response and more torque throughout the engine RPM range. K&N air filters are made up of multiple layers of oiled cotton filter media that not only provide superior air flow but also excellent filtration to ensure long engine life.
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Omix-ADA Weber Air Filter Element - 17704.05
- Fitment: Direct Fit
- Weber Air Filter Element
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$34.99
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- Fitment: Direct Fit
- Weber Air Filter Element
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K&N Filter Replacement Air Filter - E-2315
- 7-3/16 inchB, 5-5/16 inchT, 3-7/16 inchH
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$42.99
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- 7-3/16 inchB, 5-5/16 inchT, 3-7/16 inchH
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K&N Filter Replacement Air Filter - E-2321
- 5-3/8 inch OD, 3-1/2 inch ID, 2-1/4 inch H
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$53.99
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- 5-3/8 inch OD, 3-1/2 inch ID, 2-1/4 inch H
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K&N Filter Replacement Air Filter - E-2345
- ISUZU DIESEL #8-94334906-0
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$52.99
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- ISUZU DIESEL #8-94334906-0
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K&N Filter Replacement Air Filter - E-2351
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$73.99
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K&N Filter Replacement Air Filter - E-2361
- ROVER 820 2.0-SI 16V, 1991
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$42.99
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- ROVER 820 2.0-SI 16V, 1991
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K&N Filter Replacement Air Filter - E-2430
- 6 inch OD, 4-1/4 inch ID, 3-1/4 inch H
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$62.99
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- 6 inch OD, 4-1/4 inch ID, 3-1/4 inch H
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K&N Filter Replacement Air Filter - E-2447
- ISUZU TROOPER 3.1L I4 DIESEL (NON-US)
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- ISUZU TROOPER 3.1L I4 DIESEL (NON-US)
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K&N Filter Replacement Air Filter - E-2520
- 7 inch OD, 5-3/16 inch ID, 3-3/16 inch H
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- 7 inch OD, 5-3/16 inch ID, 3-3/16 inch H
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K&N Filter Replacement Air Filter - E-2566
- FORD(EUROPE) CAPRI 1970-71
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- FORD(EUROPE) CAPRI 1970-71
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K&N Filter Replacement Air Filter - E-2658
- AUDI A2 1.4L I4 GAS and 1.4L I3 TURBO-DIESEL
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K&N Filter Replacement Air Filter - E-2720
- Universal
- 7-1/2 inch X 9 inch X 2-1/2
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- Universal
- 7-1/2 inch X 9 inch X 2-1/2
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K&N Filter Replacement Air Filter - E-2770
- 10-1/2 inchOD,8-1/2 inchID,1-3/4 inchH
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- 10-1/2 inchOD,8-1/2 inchID,1-3/4 inchH
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K&N Filter Replacement Air Filter - E-2855
- AUSTRALIAN FORD XE, XF, EA, EB
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K&N Filter Replacement Air Filter - E-2862
- FIAT PUNTO II 1.9L J-TURBO-DIESEL 105-HP and 1.8L 16V 131-HP
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- FIAT PUNTO II 1.9L J-TURBO-DIESEL 105-HP and 1.8L 16V 131-HP
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K&N Filter Replacement Air Filter - E-2864
- VW POLO 1.4L TURBO-DIESEL (75-HP)
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- VW POLO 1.4L TURBO-DIESEL (75-HP)
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K&N Filter Replacement Air Filter - E-2877
- MITSUBISHI DELICA NON-USA 1996
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- MITSUBISHI DELICA NON-USA 1996
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K&N Filter Replacement Air Filter - E-2960
- FERRARI BOXER,DAYTONA
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- FERRARI BOXER,DAYTONA
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K&N Filter Replacement Air Filter - E-1095
- DODGE VAN L6 225 CID, 1983-84
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Qualifies for Free Shipping on Orders Over $99
$80.99
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$80.99
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- DODGE VAN L6 225 CID, 1983-84
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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K&N Filter Replacement Air Filter - E-1560
- Fitment: Direct Fit
- Round OD-13.25 inch x ID-11.25 inch x H-2.188 inch
- Designed to boost horsepower and rate of acceleration
- Washable reU.S.A.ble filter
- Lasts up to 100,000 miles before service is required (depending on driving conditions)
- K&N Million Mile Limited Warranty
- Will NOT void vehicle warranty
- Proudly Made in the U.S.A.
- California Residents: WARNING + View More Specs - View Less Specs
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Qualifies for Free Shipping
$99.99
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$99.99
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- Fitment: Direct Fit
- Round OD-13.25 inch x ID-11.25 inch x H-2.188 inch
- Designed to boost horsepower and rate of acceleration
- Washable reU.S.A.ble filter
- Lasts up to 100,000 miles before service is required (depending on driving conditions)
- K&N Million Mile Limited Warranty
- Will NOT void vehicle warranty
- Proudly Made in the U.S.A.
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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K&N Filter Replacement Air Filter - E-2010
- AIR PUMP FILTER VW BUS
- California Residents: WARNING
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$48.99
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$48.99
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- AIR PUMP FILTER VW BUS
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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K&N Filter Replacement Air Filter - E-2231
- RENAULT R5 1.4L-GT TURBO, 1987
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
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$61.99
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$61.99
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- RENAULT R5 1.4L-GT TURBO, 1987
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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K&N Filter Replacement Air Filter - E-4834
- 11 inch OD,8-1/2 inch ID,4-5/16 inch H
- California Residents: WARNING
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$93.99
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$93.99
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- 11 inch OD,8-1/2 inch ID,4-5/16 inch H
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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K&N Filter Replacement Air Filter - E-4910
- 6-5/8 inch B, 5-1/8 inch T,10 inch H
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
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$91.99
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$91.99
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- 6-5/8 inch B, 5-1/8 inch T,10 inch H
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
