Mobil Super Friction Fighter 5W-30 is specifically formulated to provide a protective layer within your moving engine parts to enhance engine wear protection even during frequent start-stop operations. It was proven in latest API SP engine test to provides better engine wear protection up to 65%*. Mobil Super Friction Fighter 5W-30 is proven during API SP engines test in reduces damaging Low Speed Pre-Ignition (LSPI) problem common in modern engines. This helps to improve engine efficiencies and prolong engine life.