Replacement Air Filter
Hover over the image to zoom in
Share this:

K&N Replacement Air Filter

Part No. HD-1508 Warranty Details  

See if this part fits a specific vehicle.

Check Vehicle Fit

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for virtually every vehicle on the road. These filters are washable and reusable

Product Features:
  • Designed to boost horsepower and rate of acceleration
  • Can be cleaned and used again
  • High air flow with exceptional filtration
  • Lasts up to 50,000 miles before cleaning is required depending on driving conditions
  • Works with original equipment manufacturer vehicle electronics
  • Emissions legal in all 50 US states
  • Will NOT void vehicle warranty
  • Million Mile Limited Warranty┬«
Back To Top
Height:1.625 in
Length:7.5 in
Material:Cotton Gauze
Top Material/Finish:Zinc
Top Type:Metal


by PowerReviews
K&NUnique Metal Top Cotton Gauze Air Filter

(based on 1 review)

Ratings Distribution

  • 5 Stars



  • 4 Stars



  • 3 Stars



  • 2 Stars



  • 1 Stars



Reviewed by 1 customer

Displaying review 1

Back to top


Superior to stock Harley filter


from Naples, FL

About Me Auto Enthusiast

Ask me a question

Verified Buyer
Level 2


  • Easy To Install
  • Improves Engine Efficiency
  • Increases Power
  • Less Expensive
  • Washable


    Best Uses

    • Everyday Driving
    • Performance Driving
    • Replacement

    Comments about K&N Unique Metal Top Cotton Gauze Air Filter:

    Great replacement for stock Harley filter. No remapping of the electronics required. It is washable so is saves lots of money.

    Comment on this review(earn points)

    Do you have questions about this product?(earn points for answers!)


    Ask a question, get answers from real customers and in-house experts. Or contact Customer Care by email or call 1-877-238-2623.

    1 Question | 1 Answer
    Displaying question 1
    • Q:

      I ordered part # HD 1508 earlier today and would like a tracking number for the shipment.
      Thank you.
      Dale Shaffer
      Asked on 9/3/2012 by Shaf from DeFuniak Springs, FL

      1 answer



        In order for us to better assist you please provide us with your order number. Once this information is received we will be more than happy to help you further.

        Answered on 9/3/2012 by Vincent from AAP
    Displaying question 1

    Do you have a question about this product? 

    Create or view your online garage

    Check out the specials in our monthly flyer

    Disclaimer We strive to keep all information accurate and up-to-date; however, product availability, pricing, promotions and store hours are subject to change without notice. Please contact Customer Care if you have any questions or corrections.