Greddy Evolution GT Cat Back Exhaust Subaru WRX / STI 2011-2014 Sedan

The GReddy Evolution GT 304 SS Cat - Back Exhaust System (10168300) is a top - notch choice for your 2011 - 2014 Subaru WRX/STI Sedan. Crafted from 304 SS, it combines durability and performance. With a cat - back exhaust type, it offers great exhaust flow. The system comes in 3 pieces, has 76 mm (3') piping and 89 mm (3.5') tips. It includes 2 oval 3' gaskets for replacement and features a resonator. On the dyno, it shows excellent results. The unique Evolution off - set tip styling is retained, and the internal construction is improved. It's hand TIG - welded 304 Stainless Steel with an effective straight - through muffler design. Note: If you're using a stock j pipe or downpipe, the GrimmSpeed Subaru Stock DP to Aftermarket 3 in. Catback Adapter p/n 077046 is required.

Using this GReddy Evolution GT exhaust is quite straightforward. First, make sure your vehicle is a 2011 - 2014 Subaru WRX/STI Sedan. If you're using a stock j pipe or downpipe, don't forget to get the GrimmSpeed adapter as it's required. During installation, carefully connect the 3 pieces of the exhaust system and use the included gaskets for a proper fit. As for maintenance, keep it clean. You can wash it with mild soap and water from time to time. Avoid using harsh chemicals that might damage the 304 stainless - steel material. Also, check the welds regularly for any signs of wear or damage. If you notice any unusual noises or performance issues, it's a good idea to have it inspected by a professional.