ESSO Ireland has cut the price of its wholesale oil products. Auto-diesel is coming down by 1.3p a litre or 5.9p a gallon. Gas oil has been reduced by 1.9p a litre or 8.6p a gallon, while kerosene has been reduced by 1.6p a litre or 7.3p a gallon. Heavy fuel oil has only come down by 0.6p a litre, The company said the reductions are taking place as a result of the international fall in oil prices.