If you run E85, go with a tank of 91/93 every 3-5 tanks of E85 and you wont have to worry about E85 in your lines/system issues.
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2009 E90 M3 DCT IB Slick Top | 2017 911 Carrera White 7MT Slick Top | 2003.5 E46 M3 CB SMG | 2005 Audi A4 USP Black 6MT
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