Dec 19 (Reuters) - Caltex Australia Ltd CTX.AX said on Tuesday it expected its full-year underlying profit to rise as much as 18.3 percent, helped by strong growth in premium diesel sales.
Net profit "on a replacement cost" basis was expected between A$600 million ($460 million) and A$620 million ($475.29 million) for the year ending Dec. 31, up from A$524 million in the same period a year earlier, the company said in a statement. ($1 = 1.3045 Australian dollars)