Improves oil film strength by up to 30% and reduces power-robbing friction. This formula is 10x stronger against high temperature oil thickening to unlock maximum performance. This Castrol EDGE motor oil 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. Castrol EDGE, now with Fluid Titanium Technology(TM), is a premium fully-synthetic motor oil designed to provide superior power, protection and performance for today\’s engines, helping your vehicle operate at a high level Reduces metal-to-metal contact across a range of different driving speeds Protects the engine from the drain interval even under extreme pressure Decrease engine deposit formation to help maximize engine response