K&N Performance Cold Air Intake Kit 69-6544TS with Lifetime Filter for 2008-2014 Mitsubishi Lancer 2.0L/2.4L Estimated horsepower gain of 6.73 HP at 5100 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)