If your mechanic recommends a high-mileage motor oil, how do you know when it's worth it to upgrade? And what are the pros ...

and full-synthetic oils, such as its Ultra Platinum, High Mileage, and Platinum Euro lines. Havoline is a motor oil company with a history of experimentation and innovation. It offers a broad ...

Changing your vehicle's oil is vital in order for it to run at its best, but should you opt for high mileage oil? Here's when ...