Corsa Catback Exhaust Polished Tips WRX / STI (2011-2014) Sedan Infiniti The Injen Speed Pro series

The Injen Speed Pro series intake system for the Ford Focus ST features special tuning technology for optimal performance gains and a safe A/F ratio

Please take a second to check out these 304 Stainless Steel flanges

there is no flexing

Installation of this kit truly is bolt-on and does not require a tune

The Takeda Retain series short ram intakes feature zero-memory polyurethane couplers and clear coated and mandrel bent polished aluminum piping that provides power as well as eye catching good looks

Corsa Catback Exhaust Polished Tips WRX / STI (2011-2014) Sedan Infiniti The Injen Speed Pro seriesThanks to their unique, unmatched muffler technology, the drone busters at Corsa Performance Exhaust have created the ideal exhaust system for your 2011 2014 Subaru WRX and STI Sedan. Corsa Sport exhaust systems for the Subaru STI employ a straight through, non restrictive design. They're coupled with their patented reflective sound cancellation science to tune out annoying low frequencies that cause droning and leave you with a crisp, clean sound.