Quote:
Originally Posted by yellow fever
I only use Shell in the new M3.
I used to use Sunco 94 on the 2006 M.Roadster, and I was under the impresion that it was the best gas in the market untill I started having issue with the car so dealer told me not to use gas stations that have too much ethanol in there gas ( Sunco 94)
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Both my old E46 M3 and my present E92 surged and ran like crap when cold when I used Sunoco 94 in either one of them.