My Audi requires 5W-40 oil. I use Mobil 1, full synthetic. I have some 0W-40 left over from a previous vehicle. If I mix ...

As a benchmark model in the luxury mid-size sedan market, the BMW 3 Series is favored by consumers for its precise handling and power performance. However, the engine, as the core component of the ...

When it comes to determining and choosing an oil weight, none of it involves weight as we commonly think of it—there are no weight scales involved in weighing oil. Instead, in this circumstance, ...

You could save as much as 1 percent on your fuel economy simply by switching from a 15W-40 engine oil to a 10W-30 engine oil, according to new research from Chevron Oronite. A research paper, titled ...

For 2010, the U.S. Department of Energy expects diesel prices to average nearly $3 a gallon. As diesel prices head back up, it may be time to look at the possibility of switching to a more ...

While there are other nuances to motor oil classifications that need to be understood before changing or topping off the oil ...

Mileage amounts might range from 3,500 to 5,000, 7,500 or even 10,000 miles, Townsend said. The type of oil – synthetic, ...

Choosing the right engine oil for your equipment can get complicated fast. Today’s diesel engine oils are more advanced than ever, and with all the options on the market today, it’s no wonder if your ...