This doesn't bode well for South Shore gasoline prices come tomorrow! In New Brunswick overnight, a significant rise in the price of self serve regular after the weekly setting. The maximum price has gone up by more than 4.5 cents a litre. The price of diesel is also higher this morning in New Brunswick, up by a cent a litre. If the price increases here overnight tonight by the same amount, it will push the price for a litre of regular self serve to almost $1.45.