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The GReddy Supreme SP exhaust for 2011–2014 Subaru STI sedan is a vehicle‑specific exhaust system designed to replace the OE unit without modifying mounting points. Built for the sedan configuration and listed model years, it provides a tailored exhaust path and sound profile for those STI sedans, simplifying installation with a direct‑fit approach and preserving proper chassis clearance.
GReddy 11-14 Subaru STI Sedan Supreme SP Exhaust
