I think the engine tuning might be identical. FWIW and just to avoid confusion, the specs are:
normal: 353kw / 480ps / 473hp
comp: 375kw / 510ps / 503hp
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SCOTT26 "So as an admirer of the M5 and a potential customer of an M5 Touring. I would run naked around the streets of Garching if they were to offer one."
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