Use this air intake system when you want to enhance your driving experience, whether it's on the track or daily commuting. It's perfect for Mazda Miata Mazdaspeed owners who are looking to boost their engine's performance without breaking the bank. The intake tubing is made of mandrel - bent aluminum with a chrome - like finish. The AEM Dryflow air filter is tapered cylinder - shaped and can go up to 100,000 miles before cleaning (depending on driving conditions). The kit also includes a high - flow AEM charge pipe to help with turbo gains.