It doesn't matter if you have a hybrid or conventional gas-powered car, a good motor oil can make the difference between a long-lasting engine and a sputtery ride. Here's what you should look for when ...

High Detergent? High Definition? Howdy Doody? Just what, exactly, does it mean when the label on your vehicle's motor oil uses the initials HD?

Gaining a good understanding of your car's motor oil is crucial to ensuring it runs properly. If you're a Costco member, you may have come across the chain's exclusive Kirkland Signature Synthetic ...

Why the next heavy-duty engine oil category matters for durability, maintenance planning and equipment decisions beyond 2027.

If you own a Cummins-powered vehicle, there's only one name you'll consistently hear when it comes to engine oil: Valvoline Premium Blue. The product is the only engine oil exclusively endorsed and co ...

If you're like us, you work on your Mopar yourself, performing oil changes and other routine maintenance in the garage or driveway where you live. And while accomplishing such work can be rewarding, a ...