Shell Rotella T3 Fleet 15W-40 is formulated with an enhanced acid-control system to help fleet operators to achieve maximum drain flexibility. Designed for fleet and off-highway use, Shell Rotella T3 15W-40 offers convenience of a single oil suitable for an entire fleet, with it being approved by a wide range of leading OEMs. It’s advanced low-ash formulation helps control blocking of/poisoning of exhaust after-treatment devices. Shell Rotella T3 is also formulated with an optimized detergent system designed to provide high TBH and extended drain capabilities, demonstrated by meeting the requirements of API CJ-4, CI-4 plus, and Cummins CES 20081.