ESS0 LOWERS PREMIUM PETROL PUMP PRICE Esso Singapore Pte Ltd will lower the pump price of its premium 97 octane petrol price to 96.8 cents/litre from 97 cents effective midnight tonight, a spokeswoman said. The new price is similar to other oil companies' price for the same grade. Esso's price for 95 octane remains unchanged at 90.8 cents.