![PurusTO4](https://ljt195.p3cdn1.secureserver.net/wp-content/uploads/2023/11/PurusTO4.jpg)
PURUS® Drive Train TO-4 Oils meet the stringent performance requirements of the Caterpillar TO-4 specification. These fluids are recommended for equipment where specified TO-4 qualified oils are required to maintain the Caterpillar equipment warranty.