K&N 02-07 WRX/STi 57i Performance Intake Kit 2003-subaru-legacy-gt All adapters are made from

All adapters are made from high quality materials such as steel

The Street Series AOS maintains OEM PCV system functionality

The block is then paired up with our Stage 2 Cylinder Head Package

It provides protection to the headers and oil pan from the front of the U-frame back to the transmission brace

2003-2004 Subaru Forester 2

K&N 02-07 WRX/STi 57i Performance Intake Kit 2003-subaru-legacy-gt All adapters are made fromK&N 02 07 WRX STi 57i Performance Intake Kit K&N 57i Series induction kits are specifically designed for each different vehicle and will free your car from the size restriction that comes with the factory air box. These economical kits can take a variety of different forms based on vehicle characteristics and available space under the hood. Each kit is designed to provide power throughout the RPM range. The extra surface area of these open air air