If you're a Subaru WRX-STI owner looking to enhance your car's performance, this K&N intake is perfect for you. Whether you're on a daily commute or hitting the track, it'll give your engine an extra kick. It's designed to fit 2015 - 2017 Subaru WRX STI models with a 2.5L H4 engine. The intake comes with a mandrel-bent aluminum tube and an oversized conical filter, and it can be installed in less than 90 minutes.