Use this AEM cold air intake when you want to enhance the performance of your 2013 - 2016 Audi A4 or 2014 A5 2.0L. It's perfect for car enthusiasts who love to upgrade their vehicles and get more power. The system has an oversized AEM Dryflow synthetic washable air filter, and an optional heat shield to improve performance. It's easy to install with common tools, and the filter can last up to 100,000 miles before needing a clean, depending on your driving conditions.