Treadstone turbo kit with a Turbonetics GTK450 ceramic ball bearing turbocharger, front mount intercooler, Greddy blow off valve, Turbonetics wastegate, and an Apexi AFC Neo controller. All told, it adds up to 270 dyno-proven wheel horsepower on 7 psi of boost.
The autocross performance of the turbo is really starting to become competitve. At the last …
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