While you may get away with putting generic oil into your Cummins diesel, the brand has some specific recommendations.

The issue? Lambert claimed the Valvoline crew had let excess oil spill “all over the bottom” of her car. To make matters worse, there was “no oil in the place that it’s supposed to be.” ...

WISCONSIN RAPIDS – Valvoline Instant Oil Change is open in Wisconsin Rapids. Tom Richards, a partner with Cool Investment LLC ...

Now he's running a $3 billion oil behemoth owned by Saudi Aramco. Among his challenges: getting to net zero even though Valvoline is in the fossil fuel business. Jamal Muashsher has been CEO of ...