Shell Company of Thailand (Shell) remained Thailand’s largest lubricants supplier in August for the fifth time in six months as firm engine oil sales more than countered a slowdown in sales of other lubricants.The blender’s share of sales held above 36.5pc of the country’s total lube consumption in August, government data showed.The share was down from more than 37.5pc the previous month but still the second highest this year. Its share of total sales had held below 30pc of the total in the first four months of the year..Thailand’s lubricants sales have risen strongly since March.Lube consumption of 47,630 kilolitres (42,190t) in August was up 6pc from year-earlier levels and steady from the previous month. It was lower than during first-half 2022 amid a typical seasonal slowdown in consumption during the monsoon season..Thailand's August lube demand rises.Shell accounted for a growing share of this year’s rise in sales.The blender increased its share of the country’s passenger car motor oil (PCMO) and heavy-duty engine oil (HDEO) sales in August to more than 40pc of the total for a second month.The trend more than countered a drop in its share of other lubricants in August.PTT Oil and Retail remained Thailand’s second-largest lube supplier. It boosted its share of the country’s sales to more than 30pc of the total for the first time in three months.The recovery reflected a pick-up in its sales of HDEO and of other non-engine oil lubricants.PSP Specialties’ share of Thailand’s lube sales held above 10pc of the total in August. It was down from more than 13pc in July and the lowest this year.Shell, PTT Oil and Retail and PSP Specialties accounted for more than 77pc of the country’s lube sales in July and August. The share was up from an already-high level of around 73pc in the first half of the year and contrasted with countries like India, whose market is spread among a larger number of suppliers..Shell boosts Thailand lube market share