Shell Rimula R4 X 15W-40 CI4

Shell Rimula R4 X 15W-40 is a heavy-duty diesel engine oil that meets API CI-4, CH-4, and SL specifications. It is also approved for use in engines requiring ACEA E7, E5, and E3, along with many manufacturer-specific approvals, including Caterpillar ECF-2, Cummins CES 20078, Mack EO-M+, and Volvo VDS-3. Its specifications include a kinematic viscosity of (15.5\ \text{mm}^{2}/\text{s}) at (100^{\circ }C) and a Total Base Number (TBN) of (11.5\ \text{mg\ KOH/g}).