Quote:
Originally Posted by mrbmwx5
no chip for bmw that used obd2.I have dinan SW done for engine and trans on my 2001 3.0 and let me tell you it make the car driving like night and day
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Hey I was looking into getting the S1 for the 4.4i. But I had a question which is in reference to mileage. Since it is adjusting the air/fuel, does it lessen gas mileage?