K&N 77-1566KP Performance Intake Kit with Polished  Tube for Jeep Wrangler JK 3.6L V6 Estimated horsepower gain of 10.2 HP at 5600 RPM Designed to improve throttle response and engine sound Easy to install, usually in 90 minutes or less Replaces entire factory air intake system; Washable and reusable lifetime air filter Lasts up to 100,000 miles before service is required (depending on driving conditions)