Just back from a trip to see a mate over at Loch Lomond. Filled the car with BP Ultimate(82.0p) before heading off and reset the MFI (pos.2). Checked the MFI when I got back and the data was: Driving Time: 2hrs 53mins Distance driven: 120miles Average Speed: 42mph Average Fuel Consumption: 33.9mpg I was using Optimax, switched to Shell normal unleaded, about 3 months ago, and didn't really notice any difference, only the price). I recently switched to BP Ultimate, this is the third time I have filled and feel the car runs better and have noticed a marked improvment in throttle response, but am