BMW X5 and X6 Forum (F15/F16) - View Single Post - X5 diesel

cobra006 · 02-11-2016, 04:56 PM

I do notice a 1 -2 MPG improvement with the racechip ultimate, at least in E0 factory setting. Also different brand of fuel feels different. Chevron #2 feels a bit more powerful compared to Shell, although a bit louder.

02-11-2016, 04:56 PM	#148
cobra006 Private First Class 25 Rep 137 Posts Drives: F15 X5 35D Join Date: Jul 2014 Location: SF Bay Area iTrader: (0)	I do notice a 1 -2 MPG improvement with the racechip ultimate, at least in E0 factory setting. Also different brand of fuel feels different. Chevron #2 feels a bit more powerful compared to Shell, although a bit louder.
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