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and COBB Vehicle Badge
nearly 50% lighter than it's stainless steel counterpart
The system features Inconel 625 3D-printed collectors that offer superior heat resistance and durability
with hundreds of vehicle designs and variations available
Subaru Stainless Steel 3" Cat-Back Exhaust STI 2004-2007 Nissan and COBB Vehicle BadgeCOBB Subaru Stainless Steel 3" Cat Back Exhaust STI 2004 2007 The COBB catback exhaust for the WRX & STI does not deviate from the factory emissions equipment and conforms to the SAE dictated 95 decibel exhaust noise level limit enforced by California, as well as other states in the US. This system is modeled after the stock factory exhaust fitment locations, therefore making it an easy direct bolt on item inclusive of all needed gaskets and hardware.