Supreme 7000 Synthetic Plus™ Racing Oil SAE 20W-50 is a premium quality high zinc, multi-grade para-synthetic engine oil that is specially formulated to reduce friction and wear, increase engine efficiency and extend engine life in all types of gasoline engines including those that contain flat tappet cams and those that are turbocharged or supercharged. Supreme 7000 Synthetic Plus™ Racing Oil SAE 20W-50 is blended from the finest quality severely hydrotreated polyalphaolefin (PAO) synthetic base fluids and severely raffinate hydroconverted Group II Plus available