90mm Downpipe with 200 Cell Sport-Kat. Material: stainless steel Car: Subaru Impreza WRX Sti Engine: Subaru Impreza WRX STi Schrägheck Typ GR Bj. 09/2007-2011 Allrad / hatchback yoc 09/2007-2011 AWD | 2.5l STi 221kW | replaces the main cat. Part no.: 681710T-DPKA