CAT® OIL-DEO ULS 15W40 Top Seller supporting reliable engine operation in

supporting reliable engine operation in challenging conditions

leak-free seal between the oil pan and engine block in heavy-duty Cummins engines

leak-resistant fit in heavy-duty engine and hydraulic systems

it helps optimize exhaust performance and emissions control while protecting engine components from potential damage

Pre-assembled with hardware for faster installation

CAT® OIL-DEO ULS 15W40 Top Seller supporting reliable engine operation inThe CAT OIL DEO ULS 15W40 is a premium ultra low sulfur diesel engine oil formulated for heavy duty engines, particularly those equipped with aftertreatment systems. It delivers exceptional lubrication and protection, helping to reduce wear and extend engine life. Suitable for mixed fleets, this oil supports emission reduction technology while maintaining optimal engine performance in demanding operating conditions.