XForce Stainless Steel 3-inch Catback System with Varex Mufflers P/N – ES-SW26-VMK-CBS XForce’s Stainless Steel 3-inch Cat-Back System with Varex Mufflers is a very unique system, given its selling point of variable valve mufflers. A remote control or mobile app via Bluetooth enables users to control a set of valves […]
Read MoreTurboXS Catback Exhaust System | 2017 Subaru WRX STI Exhaust Shootout
TurboXS Catback Exhaust System P/N – WS15-CBE The TurboXS Catback Exhaust System features a TIG-welded, 304 stainless-steel construction. The pipe diameter spans 76.2mm with 1.5mm-thick walls, then reduces to 63.5mm after the Y-pipe split into the two mufflers. The pieces fit together with laser-cut 11.5mm flanges. This exhaust also includes […]
Read MoreRemark Cat Back Exhaust | 2017 Subaru WRX STI Exhaust Shootout
Remark Cat Back Exhaust The Remark Cat Back Exhaust is made from TIG-welded, 304 stainless-steel. The 76.2mm piping has 1.5mm-thick walls, and narrows down to 63.4mm after the Y-pipe into the muffler inlets. The four pieces fasten together via 8.6mm cast flanges and a 10mm laser-cut flange at the down […]
Read MoreSubiSpeed’s Quad Tip Catback Exhaust System | 2017 Subaru WRX STI Exhaust Shootout
SubiSpeed Quad Tip Catback Exhaust System P/N – quad-15wrxsti-ctbk SubiSpeed’s Quad Tip Catback Exhaust System features a TIG-welded, four-piece system made from 304 stainless steel. Weighing in at 35.4 lbs., it is one of the lighter stainless-steel options we tested. The pipe diameter spans 76.2mm before the Y-pipe, which then […]
Read MoreMishimoto Cat-Back Exhaust | 2017 Subaru WRX STI Exhaust Shootout
Mishimoto Subaru WRX/STI Cat-Back Exhaust, 2015+ P/N – MMEXH-WRX-15 Mishimoto’s Cat-Back Exhaust for the 2015+ WRX and STI comes in four pieces made from TIG-welded 304 stainless-steel. The 76.2mm piping has 1.5mm-thick walls and attaches together with a laser-cut flange at the down pipe end, a slip-fit opening with clamp […]
Read MoreMagnaflow Competition Series Exhaust System | 2017 Subaru WRX STI Exhaust Shootout
Magnaflow Competition Series Exhaust System P/N – 15472 The Magnaflow Competition Series Exhaust System for the WRX and STI features a TIG-welded 409 stainless-steel construction with 76.2mm-diameter piping. Aside from the stamped steel flange at the down pipe end, the exhaust system utilizes slip-fit ends with clamps to secure the […]
Read MoreInjen Technology’s Catback Exhaust System | 2017 Subaru WRX STI Exhaust Shootout
Injen Technology Catback Exhaust System P/N – SES1206TT Injen Technology’s Catback Exhaust system for the WRX and STI features 76.2mm-diameter piping made from 1.5mm-thick 304 stainless-steel. The four pieces join together by way of cast flanges, 14mm thick at the down pipe and mid-pipe attachment points, and 11.5mm thick where […]
Read MoreGrimmSpeed Catback Exhaust System Un-Resonated | 2017 Subaru WRX STI Exhaust Shootout
GrimmSpeed Catback Exhaust System – Un-Resonated GrimmSpeed’s Catback Exhaust System – Un-Resonated for the WRX and STI consists of TIG-welded, 304 stainless-steel in four pieces. This model is unique in that it is designed to work with 2011-2014 and 2015+ models with its dual hangers, and it includes polyurethane mounting […]
Read MoreExtreme Turbo System Cat Back Exhaust | 2017 Subaru WRX STI Exhaust Shootout
Extreme Turbo Systems Cat Back Exhaust System (Burnt Tips) P/N – 2015-WRX-CB The Cat Back Exhaust System from Extreme Turbo Systems (ETS) is constructed from 304 stainless-steel in four pieces. This TIG-welded exhaust system utilizes 76.2mm piping with 1.5mm-thick walls, with a laser-cut flange at the down-pipe attachment point and […]
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