Use this cold air intake system when you want to enhance your Volkswagen Jetta's performance during daily commuting or on long drives. It's perfect for car enthusiasts who want to improve their vehicle's power and efficiency. The system features an AEM Dryflow air filter that can last up to 100,000 miles, and an air intake tube made of mandrel - bent aluminum with a gunmetal gray powder - coated finish. The heat shield helps reduce intake air temperature, while the system is designed to fit the engine's factory emissions control devices.