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      01-10-2013, 11:03 PM   #5
ImpetuousRacer
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Drives: 2017 Tesla Model X P100D
Join Date: Oct 2012
Location: Menlo Park, CA

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2013 BMW M5  [0.00]
I was in at Goodspeed Performance the other day. They said the new ECU is fiberoptic, and that's why it's a much harder time to crack. They said ESS should have tune by end of January.
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