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      06-27-2021, 09:10 AM   #2
Ozzie335i
Lieutenant Colonel
United_States
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Drives: 2011 335i
Join Date: Aug 2014
Location: DFW

iTrader: (1)

All the info is on the Fuel-It web site. There is a diagram explaining how to hook up the wires for both JB4, with back end flash or custom flash tune. Steve will actually help you with tuning the car.
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