2010 ->
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Order This File Ask a QuestionThe Buick Regal 3.8 V6 240hp (2010 ->) produces 240bhp and 280Nm in standard form. Our Stage 1 ECU tuning file raises output to 270bhp and 310Nm, a gain of 30bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.