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      09-12-2017, 04:58 PM   #1
Roadkiller
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Drives: 2015 M4 BSM
Join Date: Dec 2008
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Piggyback Install (Video)

Is it really this easy? My C63S was a PIA to install the piggy. And don't get me started with the day long process of removing the ECU. You'll have nightmares just thinking about it. If this is the process for the G30 (BMW), I'm all in.

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