Umm, had to fill up with Tesco Momentum 99 octane fuel. But dare I use it on a regular basis, in a 2011 re-mapped 4/4? Seems to have a quantity of ethanol in it compared to Shell V-power. (note: engine pinks on ordinary un-leaded)

4/4 Ivory 4.1:1 axle, Mercedes A200 AMG