GrimmSpeed Cold Air Intake | 02-07 Subaru WRX / 04-07 STI / 04-08 FXT

02-07 WRX / 04-07 STI / 04-08 FXT Cold Air Intake by GrimmSpeed It’s no secret that GrimmSpeed intakes feature performance and aesthetics that lead the pack. With years of design theories and knowledge gained from our successful intake program, we have developed solutions that increase power and are very easy to install and tune. The design requirements for this intake are similar to our others: the intake should reduce as much restriction as possible, it should be easy to tune and accurately measure incoming airflow, it should properly filter out potentially harmful particles, and it should look like something you’re proud to have in your engine bay. We designed this intake to meet these goals by using only minimal bend angle and pipe length which helps to decrease restriction. Additionally, our low restriction washable air filter helps here too, while still filtering particles down to 5 microns. We have also incorporated an air straightener into our design, an invaluable feature th