THE petrol price would increase by R1.62 a litre from Wednesday, the energy department said on Friday. The price on 95 octane petrol would increase by R1.62 in Gauteng and R1.60 on the coast, it said. In Gauteng the price per litre of 93 octane petrol would increase by R1.56 and on the coast by R1.54. The price per litre of diesel would rise by between R1.20, on the coast, and R1.24, in Gauteng. The price of paraffin would increase by 26c per litre countrywide. – Sapa