Titanium Tip Catback Dual Exhaust System Fits 08-12 WRX Sedan Agency PowerAgency Power has developed one of the best sounding and performing exhaust systems for the 2008 and up Subaru WRX Sedan. The new exhaust features an all T304 stainless steel piping in 3 inch diameter from the catback. The piping is all hand polished featuring robotic TIG welding. The midpipe includes a resonator to assist in keeping that traditional boxxer engine sound with an exotic race tone touch that does not drone in the cabin. The 1 2 inch thick