Cal Poly Prototype Achieves Incredible Fuel Mileage
Shell-Pennzoil Driver Kevin Harvick Gets Demonstration from Cal Poly Team
Service Advisor
Motor Oil’s Effect on Clean Engines; and a Super-Duty Headache
Service Advisor- How Motor Oil and Additives are Consumed During Oil Drain Interval
Maintaining oil drain intervals to those established by OEMs is always recommended because they know how each of their vehicles engines performs in the field. Always consult the owners manual for oil specification and drain interval. Premium quality motor oil will maintain its effectiveness over the life of the drain without a significant drop in