CAM2 SUPERPRO PLUS SYNTHETIC BLEND MOTOR OILS are fully licensed (API # 0283) to meet and exceed the latest automotive manufacturers' requirements of API SM. CAM2 SuperPro PLUS 5W-20, 5W-30 and 10W-30 are fully licensed (API #0283) to meet and exceed ILSAC GF-4 requirements for use in passenger car engines. CAM2 SuperPro PLUS Motor Oils show improved high temperature deposit control, oil consumption and improvements in fuel economy. The 5W-20, 5W-30 and 10W-30 have better low-temperature pumpability and lower volatility when compared with previous motor oils API classification. CAM2 SuperPro PLUS 5W-20, 5W-30, 10W-40 and 20W-50 are synthetic blend premium motor oils.