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K&N

K&N

K&N Engineering is located in Riverside California. They are the world's leading manufacturer of air intake systems and washable performance air filters. K&N invented the reusable high flow cotton air filter over 45 years ago, and has been perfecting the technology ever since.

Since 1969 they have sold more than 30 million washable performance high-flow air filters.

Oil Filters

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  1. Replacement Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $72.99
    SKU: KNF-E-1560
    • Add to cart for exclusive pricing
    • Air Filter Outlet Shape: Round
    • Diameter Outside (in.): 13.25
    • Inner Wire: No
    • Height (in.): 2.188
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 1.16 oz (34 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 11.25
    • High Air Flow With Exceptional Filtration
    • Washable And Reusable
    • Designed To Boost Horse Power And Acceleration
    • Works With Original Equip. Mfg. Vehicle Electronics
    • Will Not Void Vehicle Warranty
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    Learn More
  2. Replacement Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $62.99
    SKU: KNF-E-1220
    • Add to cart for exclusive pricing
    • Air Filter Outlet Shape: Round
    • Diameter Outside (in.): 11
    • Inner Wire: No
    • Height (in.): 2.5
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 1.07 oz (32 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 9.5
    • High Air Flow With Exceptional Filtration
    • Designed To Boost Horse Power And Acceleration
    • Works With Original Equip. Mfg. Vehicle Electronics
    • Will Not Void Vehicle Warranty
    • Washable And Reusable
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    Learn More
  3. Replacement Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $54.59
    SKU: KNF-E-2510
    • Add to cart for exclusive pricing
    • Air Filter Outlet Shape: Round
    • Diameter Outside (in.): 7
    • Inner Wire: No
    • Height (in.): 2.75
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 0.78 oz (23 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 5.188
    • High Air Flow With Exceptional Filtration
    • Will Not Void Vehicle Warranty
    • Designed To Boost Horse Power And Acceleration
    • Washable And Reusable
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    • Works With Original Equip. Mfg. Vehicle Electronics
    Learn More
  4. Replacement Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $47.99
    SKU: KNF-E-2230
    • Add to cart for exclusive pricing
    • Air Filter Outlet Shape: Round
    • Diameter Outside (in.): 4.438
    • Inner Wire: No
    • Height (in.): 3.688
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 0.56 oz (17 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 3
    • Designed To Boost Horse Power And Acceleration
    • Works With Original Equip. Mfg. Vehicle Electronics
    • Washable And Reusable
    • Will Not Void Vehicle Warranty
    • High Air Flow With Exceptional Filtration
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    Learn More
  5. Replacement Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $58.99
    SKU: KNF-E-1070
    • Add to cart for exclusive pricing
    • Air Filter Outlet Shape: Round
    • Diameter Outside (in.): 10
    • Inner Wire: No
    • Height (in.): 2
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 0.77 oz (23 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 8
    • High Air Flow With Exceptional Filtration
    • Designed To Boost Horse Power And Acceleration
    • Washable And Reusable
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    • Will Not Void Vehicle Warranty
    • Works With Original Equip. Mfg. Vehicle Electronics
    Learn More
  6. Replacement Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $60.99
    SKU: KNF-E-1040
    • Add to cart for exclusive pricing
    • Air Filter Outlet Shape: Round
    • Diameter Outside (in.): 8.313
    • Inner Wire: No
    • Height (in.): 3.25
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 1.25 oz (37 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 6.313
    • High Air Flow With Exceptional Filtration
    • Designed To Boost Horse Power And Acceleration
    • Works With Original Equip. Mfg. Vehicle Electronics
    • Will Not Void Vehicle Warranty
    • Washable And Reusable
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    Learn More
  7. Custom Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $42.99
    SKU: KNF-E-3180
    • Add to cart for exclusive pricing
    • Diameter Outside (in.): 5.875
    • Air Filter Outlet Shape: Round
    • Height (in.): 1.75
    • Inner Wire: No
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 0.35 oz (10 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 4.5
    • High Air Flow With Exceptional Filtration
    • Designed To Boost Horse Power And Acceleration
    • Works With Original Equip. Mfg. Vehicle Electronics
    • Will Not Void Vehicle Warranty
    • Washable And Reusable
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    Learn More
  8. Replacement Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $68.99
    SKU: KNF-E-1010
    • Add to cart for exclusive pricing
    • Air Filter Outlet Shape: Round
    • Diameter Outside (in.): 9
    • Inner Wire: No
    • Height (in.): 2.875
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 1.11 oz (33 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 7
    • High Air Flow With Exceptional Filtration
    • Designed To Boost Horse Power And Acceleration
    • Will Not Void Vehicle Warranty
    • Works With Original Equip. Mfg. Vehicle Electronics
    • Washable And Reusable
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    Learn More
  9. Replacement Air Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $53.99
    SKU: KNF-E-2630
    • Add to cart for exclusive pricing
    • Air Filter Outlet Shape: Round
    • Diameter Outside (in.): 9
    • Inner Wire: No
    • Height (in.): 2
    • Overall Length (in.): NA
    • Filter Re-Oiling Amount: 0.69 oz (20 ml)
    • Shape: Round
    • Cap Outside Diameter: N/A
    • Filter Style: Dry
    • Filter Material: Cotton Gauze
    • Top Style: Open
    • Diameter Inside (in.): 7.125
    • High Air Flow With Exceptional Filtration
    • Will Not Void Vehicle Warranty
    • Washable And Reusable
    • Designed To Boost Horse Power And Acceleration
    • Lasts Up To 50000 Miles Before Cleaning
    • Million Mile Limited Warranty
    • Works With Original Equip. Mfg. Vehicle Electronics
    Learn More
  10. Oil Filter - ADD TO CART FOR EXCLUSIVE AJ-USA PRICING

    $24.00
    SKU: KNF-HP-3002
    • Add to cart for exclusive pricing
    • Eliminates Dry Starts
    • Positive Seal
    • Leak-Proof Double Roll Seam
    • Prevent Filter Collapse
    • Quick And Easy Removal
    • Heavy-Duty Construction
    • Safety Wire Holes For Racing
    • Maximum Filtering Surface
    Learn More
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