Bangchak's pump prices on 23 Sep: B7 diesel 40.69 baht, B20 35.69, Hi Premium Diesel 49.25; gasohol 95 at 39.94 and 91 at 39.57; E20 34.94 and E85 30.88. Prices exclude the Bangkok local tax. Tomorrow's new prices take effect at 05:00. Check your own station before budgeting fuel for delivery vehicles or generators, and note the B20 gap if your fleet can run on it.