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Improves throttle response and reduces turbo lag
This particular hood scoop will come in a glossy carbon fiber finish that will look great as it comes
Larger diameter piping
The Cobb AOS stops that before it starts and earns its cost by preserving the intercooler efficiency your tune was built around
PERRIN Front Mount Intercooler Core - Black
Cobb Titanium Cat Back Exhaust - 2011-2014 Subaru WRX Hatchback / 2008-2014 STI Hatchback PDM_valvetrain-components Improves throttle response and reducesThe Cobb Titanium Catback: The Sound Your GV VA WRX STI Deserves The Cobb Titanium Cat Back Exhaust for the 2011 2021 Subaru WRX STI (Hatchback fitment) is a mandrel bent titanium system designed to free up the exhaust restriction downstream of the catalytic converter and give the GV VA WRX STI the exhaust note it should have come with. Titanium construction drops significant weight versus stainless while delivering better corrosion resistance and a
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