Fully Synthetic Motor Oil – Shell’s ultimate protection for vehicle emissions systems. Shell Helix HX8 ECT C3 uses Shell’s advanced emissions-compatible technology to help protect the vehicle’s emission system. Its low-SAPs formulation helps to keep diesel particulate filters clean and protects them from ash build-up that can block the exhaust system and lead to reduced engine performance. Specifications ACEA C3; MB Approval 229.51, 229.31; BMW LL-04
