57 Series FIPK Air Intake SystemFord Ranger 2.3LMazda B2300 2.3L+ 6.77 HP IncreaseStreet Legal In All US States-CARB EO Number: D-269-28 Guaranteed to increase horsepowerDesigned to improve throttle response and engine soundLasts up to 100,000 miles before service is required (depending on driving conditions)Easy to install, usually in 90 minutes or lessFree-flowing high density polyethylene tubeReplaces entire factory air intake systemWashable and reusable lifetime air filterK&N Million Mile Limited Warranty.