Discover the exceptional capabilities of Caltex Delo Gold Ultra SAE 15W-40, designed specifically for the rigorous demands of diesel engines This premium engine oil provides superior protection against wear and tear, ensuring longevity and exceptional performance ️ Its advanced additive technology promotes engine cleanliness by preventing sludge buildup, which is essential for maintaining optimal engine function over time Feel the difference as your engine operates more efficiently, enhancing fuel economy and reducing costs Trust Caltex Delo Gold Ultra to deliver the quality and performance you need for your heavy-duty applications!