GT45100 is used for the advanced gasoline passenger car engine oil. It is made of high quality cleaning agent, antifriction agent, the ash dispersing agent, composite antioxidant and polymer ash-free components. It will form the protective layer which resists high temperature and high pressure on the surface of the machine part. It will provide excellent protection for engine under high temperature, high speed running state. At the same time, it has outstanding performance in low speed and early combustion resistance.