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This COBB Cat-Back Exhaust Hardware Kit is specified for 2015–2020 Subaru STI SS 3" cat-back systems and supplies the mounting hardware required for installation. Presented as a component kit, it supports the 3-inch cat-back layout used on those STI models and complements COBB exhaust components by providing the necessary fasteners and fittings for proper assembly.
Cobb 15-20 Subaru STI SS 3in Cat-Back Exhaust Hardware Kit
