K&N 57-2556 FIPK Performance Air Intake System
Fits 2004 - 2008 Fords with 5.4L V8 Fuel Injection
Brand New In Original Box - Never Used.
Guaranteed to increase horsepower
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
Free-flowing high density polyethylene tube
Easy to install, usually in 90 minutes or less
Washable and reusable lifetime air filter
Full info here: https://www.knfilters.com/search/product.aspx?prod=57-2556
Vehicles it will fit here: https://www.knfilters.com/search/applications.aspx?prod=57-2556