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  • K&N Custom Racing Unique Oval Tapered Filter 17.313in OL B/7.75in OW B/14.625inOL T/6.125inOW T/9in
  • K&N Custom Racing Unique Oval Tapered Filter 17.313in OL B/7.75in OW B/14.625inOL T/6.125inOW T/9in
  • Photo - Primary
K&N Custom Racing Unique Oval Tapered Filter 17.313in OL B/7.75in OW B/14.625inOL T/6.125inOW T/9in

K&N Custom Racing Unique Oval Tapered Filter 17.313in OL B/7.75in OW B/14.625inOL T/6.125inOW T/9in

$503.99
Part no. 100-8521
Special order Not in stock at our distributor. Lead times vary and can run several weeks. Contact us for an ETA before ordering.

Your vehicle

Year, make and model. Our techs check fitment against it before the order ships.

This K&N racing air filter was designed to fit and seal onto the opening of an unmodified Enderle Birdcatcher fuel injection hat. Enderle Birdcatcher fuel injection hats are used in drag racing, on some monster trucks and on...

Full details and fitment

The details

About this part

This K&N racing air filter was designed to fit and seal onto the opening of an unmodified Enderle Birdcatcher fuel injection hat. Enderle Birdcatcher fuel injection hats are used in drag racing, on some monster trucks and on other racing vehicles. This high-flow K&N air filter is washable and reusable. It adds little restriction while providing great air filtration.

Installation Instructions
Technical Bulletin
  • Top plate, base plate and flange are all made from ultra-light weight carbon fiber
  • Air filter media is washable and can be reused over and over again
  • Designed to increase horsepower and acceleration
  • Air Filter Media Washable and Reusable