Bangchak pump prices on 13 Sep: B20 diesel 34.84 baht/litre, up 0.70 baht from the previous day; B7 39.84; Gasohol 95 39.09; Gasohol 91 38.72; E20 34.09. Prices exclude Bangkok local land tax and may vary by station. Tomorrow's prices take effect from 05:00. If your fleet or machinery runs on diesel, check which grade you buy and whether your transport quotes need a fuel adjustment.