£2 at Asda too
use forte the best stuff that works https://www.ebay.co.uk/itm/223468549141
Wizards brew for your car...or is it?
Tried the petrol version, does seem to give better mpg but the car nearly conked out for the first time 10 years yesterday- may not be linked but the above comments now have me wondering
Put some of this in my car for the first time, now when I stop and lift my foot off the clutch the engine gives a little chug. (confused)