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Engines that reshaped performance rules overnight

Some engines do more than power vehicles, they redraw the boundaries of what performance is supposed to look like. From race ...
TopSpeed

Listen To The Extreme Engine Sound Of The Manthey Porsche 911 GT3 RS Performance

Manthey Racing is well known in the Porsche community as the go-to tuner if you want your Porsche to, somehow, go faster. Even the 911 GT3 RS is the subject of Manthey tuning, and we now have a video ...