Corsa Polished Sport Cat Back Exhaust Subaru STI Hatchback Manual 2008-2014 Tool Enhanced Ring SealImproves combustion efficiency

Enhanced Ring SealImproves combustion efficiency while reducing blow-by

which extends the performance ranges of the lubricated components

That is your rear differential moving around

5I TOURING

Corsa Polished Sport Cat Back Exhaust Subaru STI Hatchback Manual 2008-2014 Tool Enhanced Ring SealImproves combustion efficiencyPart #: 14862 Corsa's Patented Reflective Sound Cancellation (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. Features: 3. 0 Inch Cat Back Exhaust System Dual Rear