28-4195Designed to increase horsepower and accelerationWashable and reusable lifetime air filterHigh air flow with excellent filtrationCustom designed for Don Davis hood scoopsK&N's drag racing hood scoop air filters for Don Davis hood scoops are custom made to mount using a black powder coated base. These washable and reusable racing filters use two layers of cotton gauze allowing virtually unrestricted air to enter the engine while protecting your engine from small stones and other track debris that could damage your engine.