{"product_id":"n1-evolution-r-cat-back-exhaust-system","title":"N1 Evolution-R Cat-Back Exhaust System","description":"The Apexi N1 Evolution-R cat-back exhaust system is engineered for the 2002-2007 Subaru Impreza WRX and STI (GD chassis). This premium exhaust system utilizes polished SUS304 stainless steel for its piping, muffler, and tip, ensuring exceptional durability and resistance to corrosion and weathering. The construction features robotic TIG welding for a clean finish and reliable performance.\n\nThe N1 Evolution-R is designed with a straight-through muffler layout and minimal pipe bends to maximize exhaust flow, reduce back pressure, and deliver significant power gains. The piping diameter is 3.0 inches, and it features a 115mm diameter round, single-wall, straight-cut exhaust tip. This cat-back system is a direct bolt-on installation.\n\nThis exhaust system is specifically designed for the Subaru Impreza WRX STI (4-Door Sedan) and WRX Wagon (4-Door Wagon) models equipped with EJ20 or EJ25 engines.","brand":"Apexi","offers":[{"title":"Default Title","offer_id":52686938505528,"sku":"191KF003","price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/660675497.webp?v=1784878684","url":"https:\/\/store.motormia.co\/products\/n1-evolution-r-cat-back-exhaust-system","provider":"MOTORMIA","version":"1.0","type":"link"}