I think Alex just scored the winner there... (as always)
+1 ...
Also worth noting that they should also replace the plastic strip along the top of the windscreen
Just fill up every time you pass a Shell, then you won't have to fill up at work, or near you mates house
.......... to be honest, as long as its the highest octane you can get it will be fine
If I was to attempt this, the bits I would wrap, would be bits I can remove and do in the comfort of my lounge (I am not blessed with a garage I can get a mouse in let alone a car)