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  1. Superchips ECU upgrade

    E60 M5 and E61 M5 Touring Discussion
    Hi All Has anyone on here had their car mapped by Superchips. See link below http://www.scc.superchips.co.uk/search?make=3&fueltype=1&model=262&variant=1705 They seem a reputable company but Ive never seen much mention of them. It always seems to be evolve and DMS - but no one seems to get much...
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