AEM 21-742C Cold Air Intake System Increased horsepower Tuned and dyno-tested to improve acceleration and engine sound Low restriction aluminum tubing Easy to install using commonly available tools Air filter lasts up to 100,000 miles before cleaning is required (depending on driving conditions) This item is not for sale in the state of California/Non-CARB compliant Increased horsepower Tuned and dyno-tested to improve acceleration and engine sound Low restriction aluminum tubing Easy to install using commonly available tools Air filter lasts up to 100,000 miles before cleaning is required (depending on driving conditions)