K&N 69-8003TFK Typhoon Air Intake Kit, Short Ram, Black Estimated horsepower gain of 14.9 HP at 4700 RPM Designed to improve throttle response and engine sound Easy to install, usually in 90 minutes or less Replaces entire factory air intake system Lasts up to 100,000 miles before service is required (depending on driving conditions) Clamp Material - Stainless Steel