PORSCHE Cayenne Fuel Brand GENUINE Review

Some guy from WaWa spoke to me when I was at the gas station because I was pulling a trailer with my Cayenne. I only fill up with a few bucks worth of gas because it's MUCH cheaper to fill up at Costco... so the next day I drive and the "Check Engine" light comes on. Uhhh I think. I go to Costco for gas and when I open the cap I realize the cap wasn't there. "What the ?" "Ah yeah!...the damn guy wouldn't shut up...must have distracted me...ordered this new one and viola...the check engine light