Delivers greatly improved acceleration and a 1~2 mph (150~200 rpm) top speed increase by replacing the restrictive stock intake system. The Power Filter feeds you supercharger with a steady diet of cool air via a large 3 inc diameter intake duct and oversized K&N filter element. Ducting is precision formed from a race proven composite that will not conduct heat to incoming air. Installs securely via a silicone coupler and sturdy bracket. Includes water repellent pre-filter element.