The PureMax LM Series is premium racing engine oil formulated specifically for the A-Mod Modified and Dirt/Pavement Late Model open carbureted racing engines using the most modern additive technology and state of the art base oil that features a high viscosity index and the best additive packages. The PureMax Racing Oil contains specially designed, technologically advanced, rigorously tested and field proven additive systems to give you the Pure Performance and Maximum protection for your exact application.