ZIC X5 20W-50 Category: Gasoline & Hybrid. Product Description ZIC X5 HIFLO (VHVI TECH) ZIC X5 is a multipurpose premium grade engine oil of API SM, and it is designed to provide faster and cleaner engine protection to make sure of longer engine life. General Characteristics • ZIC X5 contains highly purified base oil and additives to meet API SM performance grade ensuring engines against deposit and wear problem. • ZIC X5 is applicable to Gasoline and CNG/LPG fueled engines. Recommendations / Specifications • API SM • Meets or exceeds engine oil specifications of major car manufacturers.