ProFlex Commander for BMW E39 M5 (S62)

The patented ProFlex™ Commander adaptive flex fuel system for 1998-03 BMW E39 M5 allows you to start making more power and running cooler with E85. True plug and play flex-fuel for your M5 in about an hour with no tuning required. ProFlex Commander Features: Complete system - everything you need to run E85 100% Dyno te

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Anyone running E85? BMW M5 Forum and M6 Forums

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