MILESYN SXR 5W30 SN Plus/GF-6 is designed to exceed the demanding lubrication requirements of today's naturally aspirated, turbo-charged and super charged gasoline engines. Specially formulated with 100% synthetic base oils in combination with leadingedge additive technology, they deliver exceptional resistance to thermal breakdown, oil thickening and low temperature fluidity. They provide superior protection against wear and deposit formation under the most severe driving conditions. MILES FULL SYNTHETIC MOTOR OIL is specially formulated to exceed the American Petroleum Institute's (API) latest performance Gasoline Engine Service category SN Plus. These viscosity grades are classified by the API as "Energy Conserving" engine lubricants, and meet ILSAC GF-5. These viscosity grades are also recommended for the requirements of previous categories SM, SF, SG, SH, and SJ.