Absolutely flash your car! Ever since doing it with mine, the logs are much cleaner and the car runs smoother. You also still retain all the JB4 features as you normally would, you will also need to set the JB4 up to run flash boost targets. Menu option 4/2.
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BMS DCI // Catless DPs // BMS OCC // BMW PE // ER CP/TiAL BOV // VRSF 7" FMIC // JB4 + MHD // SSR GT1 // Alpina TCU flash
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