---Manufactured from highest quality T304 grade stainless steel ---Mandrel bent and fully TIG welded for strength and durability ---Fully Polished 2.5" bore size throughout ---Pressed flange to fit with the OEM donut gasket and spring bolts ---To fit the OEM system and most aftermarket backboxes Fitment: --- Subaru Impreza GC8 1993-2000 turbo models incl. WRX Sti.
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