If you think priemum fuel doesn't make a difference, try putting a couple of litres of Asda unleaded in a near empty tank (an emergency after delivery issues by Shell).
If you think priemum fuel doesn't make a difference, try putting a couple of litres of Asda unleaded in a near empty tank (an emergency after delivery issues by Shell).
I wonder how anybody knows? Shell are unique in refusing to display this information on their forecourts. The staff at my Shell garage don't know the RON either. Neither can I find it anywhere on Shell's website. Bizarre.
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