K&N Performance Cold Air Intake Kit 63-2592 with Lifetime Filter for Ford F150 3.5L Turbo Ecoboost 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 Estimated Horsepower Gain - 23.01 HorsePower @ 3505 Revolutions per minute