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      11-19-2020, 11:53 AM   #4
Fuel-It!
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Drives: M4, M5, M2C, X4M, 440i, etc...
Join Date: Mar 2019
Location: Phoenix AZ

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Other threads on it. Use a JB4 for now to have fun. Add in a back end flash map later once they crack it. They always crack them eventually!

JB4 is really easy to install. The basic setup is 3 connections, TMAP, MAP and CANbus (the real difference maker tuning wise!).
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