Castrol® EDGE® is a full synthetic motor oil that is engineered for drivers who want only the best from their engines. Castrol EDGE with Fluid Titanium, is the natural choice for drivers who demand maximum performance and protection from their cars. Improves oil film strength by 30% and reduces power-robbing friction. Ten times stronger against high temperature oil thickening to unlock maximum performance. Six times stronger against wear vs the industry benchmark. Improves fuel economy (0W grades). Product Performance Claims: A1/B1-12,API SJ,API SL,API SN+,MS-6395,FORD M2C947-A/M2C947-B1,DEXOS1 GEN2,GF-5.