Bangchak's posted pump prices for 5 Aug 2026: B7 diesel 36.69 baht/litre, B20 31.69, gasohol 95 36.69, gasohol 91 36.32, E20 31.69, E85 27.63. Prices exclude the Bangkok local-area tax and may differ at individual stations. Tomorrow's prices take effect at 05:00. If your fleet or generators run on diesel, check your fuel budget against these figures and confirm at your own station before filling.