On this page, you are looking at the Injen SP Series Short Ram Intake System that comes provided with a heat shield. This is a direct replacement and a performance enhancement over your factory intake system that will allow your engine and turbocharger to breathe much easier which will help produce more horsepower, more torque, along with improving the throttle response and reducing turbo lag.
Here are the details:
6061 Aluminum intake tube with smooth mandrel bends that limit air turbulence under acceleration
Nanofiber air filter
Includes filter heat shield
Improves airflow and velocity
Up to +4.5 HP
Includes all necessary mounting hardware and instructions
Comes with the polished piping option
Will not fit 2006-2007 WRX.