Shell Rimula R4X 20W-50 CI-4 Diesel Engine Oil

Engineered for rugged performance, Shell Rimula R4X 20W-50 is powered by Dynamic Protection technology, delivering triple protection—deposit control, acid corrosion inhibition, and wear resistance—to extend engine life even under the toughest conditions.

Laboratory and field testing demonstrate up to 50% improved engine cleanliness, reducing sludge buildup and enhancing reliability. It also provides 50% superior acid corrosion protection, safeguarding engine bearings and preventing wear-related damage. Under real-world conditions like in the Mack T-10 engine test, Rimula R4X delivers 30% more wear protection—holding piston rings and cylinder liners securely.

Specifically designed for heavy-duty diesel engines—including non-turbo and systems with EGR—Rimula R4X meets international standards like API CI-4, ACEA E7/E5/E3, and approvals from MAN, Mercedes-Benz (MB 228.3), Volvo (VDS-3), and others.

Whether you operate in challenging trucking, haulage, or industrial environments, Rimula R4X offers dependable performance, long oil change intervals, and superior engine protection to reduce downtime and maintenance costs.