Mercedes-Benz SLS AMG power upgrade by Kubatech

German tuner takes output past the 608 HP expected in the upcoming SLS AMG Black Series.

Source: http://feeds.worldcarfans.com/~r/worldcarfans/Jxfz/~3/U1EabO1kegU/mercedes-benz-sls-amg-power-upgrade-by-kubatech

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