K&N Performance Cold Air Intake Kit 57-2541 with Lifetime Filter for 1997-2004 Ford F150/Expedition, Licoln Navigator 4.6L/5.4L V8 by K&N


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Estimated horsepower gain of 13.12 HP at 4562 RPM;Designed to improve throttle response and engine sound;Lasts up to 100,000 miles before service is required (depending on driving conditions);Replaces entire factory air intake system;Easy to install, usually in 90 minutes or less
K&N 57-2541 FIPK Performance Air Intake System