For some people, there is no such thing as too much horsepower. The more the better, even if we’re talking about a compact sedan like the Mercedes-Benz C63 AMG that leaves Stuttgart’s factory with a 6.2-liter V8 engine cranking out 457-horsepower and 600 Nm (442 lb-ft)of peak torque.
In the case of German tuning firm Kubatech, the answer to the C63 AMG’s horsepower problem was a Stage 3 performance kit that includes a new ECU from Mcchip-dkr along with a complete sports exhaust system from Cargraphic, which help bump output to 583HP and 692 Nm (510 lb-ft).
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