Injen Cold Air Intake 2008-2013 Subaru WRX & STI (2.5L)

These Injen intake systems feature the patent pending MR technology process for optimal gains and a safe A/F ratio. Injen’s SP Series Cold Air Intake is specifically built for significant power gains in 2008-2013 Subaru WRX & STI (2.5L). The SP Series Intake unleashes your engine's power potential by force-feeding rich oxygen into your cylinders, which improves combustion efficiency. The Injen SP system is made with T-6061 tubing that is CNC mandrel bent specifically for your vehicle, and then vehicle specific brackets are TIG welded onto your intake for a perfect fit. Injen then tests the intake on its Dynojet before shipping it to you. Injen is so confident in this product that each one comes with a limited lifetime warranty!CARB Legal D-476-8  Key Features:    Custom designed for your specific vehicle by make, model and year. Purposely designed and engineered to fit behind the front bumper, to feed your car with fresh, cold and denser air. Maximizes your engine's power by forci