THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if you operate your vehicle in extreme conditions. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. MBRP, Stand out from the crowd with a performance exhaust system that sounds great.Specifications: Exhaust Type Cat-Back Exit Position Dual Split Rear Exit Position Quad Split Rear Inlet Inside Diameter 3.000 in. - 2.500 in. Material 304 Stainless Steel Tail Pipe Diameter 3.000 in. Tip Diameter 3.000 in. Tip Diameter 3.500 in. Tubing Diameter 3.000 in. WARNING CA Proposition 65 Yes WARNING CA Proposition 65 Message WARNING: This product can expose you to chemicals including nickel (metallic) and chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects; or other reproductive harm Description_DES Armor Pro Cat Back Exhaust System Description_EXT Armor Pro Cat Back Exhaust System; 3 in.; Quad Split Rear Exit; T304 Stainless Steel; Street Version; Incl. 3.5 in. OD Dual Out Tips; Description_FAB Improved Torque And Horsepower Description_FAB Lower Exhaust Gas Temperatures Description_FAB Increased Throttle Response Description_FAB Mellow Exhaust Note Description_FAB Bolt On Design Description_FAB Utilizes OEM Hangers Description_FAB Stainless Steel Tips Are Included Description_FAB Lifetime Warranty Description_MKT THE ONLY EXHAUST YOU'LL EVER NEED - MBRP ARMOR PRO Series exhaust systems are backed by a Lifetime Warranty and crafted out of T304Stainless Steel - the most durable material grade that money can buy. The T304 Stainless Steel tubing is easy to clean and maintain. It's the obvious choice for you if you operate your vehicle in extreme conditions. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. MBRP, Stand out from the crowd with a performance exhaust system that sounds great. Description_SHO Exhaust System Kit This Part Fits: Year Make Model Submodel Notes 2011 Subaru Impreza WRX 2012 Subaru Impreza WRX 2013 Subaru Impreza WRX 2014 Subaru Impreza WRX 2011 Subaru Impreza WRX Limited 2012 Subaru Impreza WRX Limited 2013 Subaru Impreza WRX Limited 2014 Subaru Impreza WRX Limited 2011 Subaru Impreza WRX Premium 2012 Subaru Impreza WRX Premium 2013 Subaru Impreza WRX Premium 2014 Subaru Impreza WRX Premium 2011 Subaru Impreza WRX STI 2012 Subaru Impreza WRX STI 2013 Subaru Impreza WRX STI 2014 Subaru Impreza WRX STI 2011 Subaru Impreza WRX STI Limited 2012 Subaru Impreza WRX STI Limited 2013 Subaru Impreza WRX STI Limited 2014 Subaru Impreza WRX STI Limited 2015 Subaru WRX Base 2016 Subaru WRX Base 2017 Subaru WRX Base 2018 Subaru WRX Base 2019 Subaru WRX Base 2020 Subaru WRX Base 2021 Subaru WRX Base 2015 Subaru WRX Limited 2016 Subaru WRX Limited 2017 Subaru WRX Limited 2018 Subaru WRX Limited 2019 Subaru WRX Limited 2020 Subaru WRX Limited 2021 Subaru WRX Limited 2015 Subaru WRX Premium 2016 Subaru WRX Premium 2017 Subaru WRX Premium 2018 Subaru WRX Premium 2019 Subaru WRX Premium 2020 Subaru WRX Premium 2021 Subaru WRX Premium 2017 Subaru WRX Sport 2018 Subaru WRX Sport 2019 Subaru WRX Sport 2020 Subaru WRX Sport 2021 Subaru WRX Sport 2017 Subaru WRX Sport-tech 2018 Subaru WRX Sport-tech 2019 Subaru WRX Sport-tech 2020 Subaru WRX Sport-tech 2021 Subaru WRX Sport-tech 2019 Subaru WRX Sport-tech RS 2020 Subaru WRX Sport-tech RS 2015 Subaru WRX STI Base 2016 Subaru WRX STI Base 2017 Subaru WRX STI Base 2018 Subaru WRX STI Base 2019 Subaru WRX STI Base 2020 Subaru WRX STI Base 2021 Subaru WRX STI Base 2015 Subaru WRX STI Launch Edition 2015 Subaru WRX STI Limited 2016 Subaru WRX STI Limited 2017 Subaru WRX STI Limited 2018 Subaru WRX STI Limited 2019 Subaru WRX STI Limited 2020 Subaru WRX STI Limited 2021 Subaru WRX STI Limited 2019 Subaru WRX STI S209 2016 Subaru WRX STI Series.HyperBlue 2017 Subaru WRX STI Sport 2018 Subaru WRX STI Sport 2019 Subaru WRX STI Sport 2020 Subaru WRX STI Sport 2021 Subaru WRX STI Sport 2017 Subaru WRX STI Sport-tech 2018 Subaru WRX STI Sport-tech 2019 Subaru WRX STI Sport-tech 2020 Subaru WRX STI Sport-tech 2021 Subaru WRX STI Sport-tech 2018 Subaru WRX STI Type RA