K&N 57-2531 FIPK AIR INTAKE SYSTEM

  K&N FIPK AIR INTAKE SYSTEM - 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 K&N Million Mile Limited Warranty The K&N 57-2531 Air Intake fits some Ford F250, and Ford F350 models. See vehicle applications link for details. The K&N 57-2531 FIPK air intake system replaces the restrictive factory air filter and air intake housing in some Ford 250 and 350 models. K&N intakes are designed to dramatically reduce intake restriction as they smooth and straighten air flow. This allows your Ford’s engine to inhale a larger amount of air than the factory air filter assembly. More air means more usable power and acceleration throughout the engine’s RPM ran