Corsa 2008-2014 Subaru Impreza Hatchback STI 2.5L Turbo Manual Polished Sport Cat-Back Exhaust Engine Components>Hardware Kits - Other Billet Speed Pump Controller (P/N

Billet Speed Pump Controller (P/N 16306) recommended for EFI street applications

designed to support high flow at a very low pressure

dust boots & progressive bump stops

or just adding confidence in the canyon

Corsa 2008-2014 Subaru Impreza Hatchback STI 2.5L Turbo Manual Polished Sport Cat-Back Exhaust Engine Components>Hardware Kits - Other Billet Speed Pump Controller (P/NCORSA's Patented Reflective Sound Cancellation(R) (RSC) Technology allows acoustic engineers to create a drone free exhaust sound, styled specifically to fit the personality of your vehicle. Each system is designed to increase vehicle performance, deliver an AGGRESSIVE SOUND under acceleration and a DRONE FREE EXPERIENCE during cruise. Performance gains are not affected by sound choice.