Subaru Impreza WRX & STi 3Inch catback System.
-100% SUS 304 stainless steel with polish finish.
-CNC machine cut flanges.
-Easy and bolt on installation.
-High quality TIG welding process made.
-3"" hi-flow racing cat.
-3"" middle section with hot-dog style resonator.
-With O2 sensor housing.
-Straight out cannon muffler: 4.5"" tip,7"" barrel,muffler sitting in straight out position.
* FITS ON A GC8 IN COMBINATION WITH DOWNPIPE 220979 OR 215856