Choosing the best rollover protection is a daunting task. There are many different types of roll cages built for different levels of competition and performance. The first item to consider is whether or not you must meet the requirements of a sanctioning body and receive their stamp of approval. Then, […]
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HKS Legamax Premium | 2017 Subaru WRX STI Exhaust Shootout
HKS Legamax Premium P/N – 31021-BF01 HKS’ Legamax Premium Exhaust System for the 2015+ Subaru WRX STI features a polished finish and TIG-welded construction with 304 stainless-steel. This exhaust provides a simple installation, excellent fitment and clearances, and high quality construction all around. The components bolt together via stamped stainless […]
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Tomei – Expreme Ti Titanium | 2017 Subaru WRX STI Exhaust Shootout
Tomei Powered Expreme Ti Titanium Catback Exhaust P/N – 440018 The Tomei Powered Expreme Ti Titanium Catback Exhaust is unique in that it is the only titanium system and the only single-outlet system out of our test lineup. Given this configuration, the Expreme Ti exhaust features an 80mm pipe diameter […]
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XForce’s Stainless Steel 3-inch Catback System | 2017 Subaru WRX STI Exhaust Shootout
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 […]
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TurboXS 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 […]
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Remark 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 […]
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SubiSpeed’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 […]
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Mishimoto 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 […]
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Magnaflow 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 […]
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Injen 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 […]
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GrimmSpeed 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 […]
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Extreme 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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Stopping Fuel Starvation With Holley HydraMat
We’ve all seen videos of race leaders stumbling over the last drops of fuel in their tanks, their engines sputtering and misfiring as fuel flow sporadically cuts out. Sometimes they are lucky enough to coast past the checkered flag in first place, other times the competition catches up and blows […]
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Race Safety Tech | The Right Setup Could Save Your Life
Many racing sanctioning bodies require drivers to be able to exit a stopped car in only seven seconds in the case of an emergency. This may not sound like a long time, but it can feel like forever when flames fill the vehicle cabin. All the while, the driver must […]
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Boosting to the Limits of the Civic’s TD03 Turbo
Excitement followed by immediate disappointment is what we experienced when we initially learned about the new Civic. We were ecstatic to hear that it would be turbocharged but those happy feelings were quickly deflated when we realized that it was only offered with a continuously variable transmission (CVT). After enough […]
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