Kirkland Signature motor oil is cheaper, but Mobil 1 motor oil has more anti-wear additives. Either way, it's not a bad idea to buy either one from Costco.

We may receive a commission on purchases made from links. The bane of nearly every motorist's existence is the simple oil change. Sure, we all know we need to get it done, as we're often told by the ...

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 ...

We may receive a commission on purchases made from links. Amazon may not be the first name that pops into your mind when thinking of the best motor oil brands out there, but that doesn't mean it ...