Petrol price WARS: Asda vs Morrisons vs Tesco - how much will petrol prices go DOWN? PETROL prices are set to decrease tomorrow according to supermarket bosses, but how much will prices fall by? Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Lexus LC 500 2017 REVIEW - A grand tourer that is adding a little spice to the brandRenault £7,000 scrappage scheme Renault REVEALED - here’s how to cash in on the discounts Your car keys could soon get pay for your shopping with contactless paymentDrivers do THIS potentially dangerous activity for up to 40 minutes on journeysNew Jaguar F-Type review - price, specs, pictures and in-depth lookGet up to £5,300 off a new Alfa Romeo, Fiat or Jeep under new scrappage scheme