AZE Downpipe - 08/20 Sti & 08/14 Wrx
SS304 tig welded downpipe are availlable with or without a high flow catalytic converter. They all come with a 3 inch flange to mate our AZE catback. An adapter is required for perfect fitment with the stock catback.
A secondary oxygen sensor option is availlable for AFR sensors.