Not wanting to get left behind in a world of 500 horsepower Euro-bruisers, RENNtech announced today its new "stage 3" kit designed to squeeze an impressive 695 horsepower and 895 lb-ft of torque out ...
The W140 Mercedes S-Class was always available with plenty of grunt, but AMG tuner Renntech has seen fit to give the mighty luxobarge a bonkers 615-horsepower V12 upgrade. The resulting beast is known ...
The Mercedes-AMG GT Black Series is one of the most extreme road cars on sale today. Current holder of the Nürburgring production car lap record, it packs 720 hp from a twin-turbo V-8 paired to a ...
Sometimes,” says Hartmut Feyhl, “I am a little ashamed to call myself a tuner.” Not because the calling itself isn’t noble (how can making cars go faster and handle better be otherwise?), but because ...
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