One Tacoma owner ditched Toyota’s recommended oil for something thicker, and the results have sparked a heated debate. Is ...

Calumet (CLMT) announced it has entered into a definitive agreement with a wholly owned subsidiary of Lubrication Engineers, a portfolio ...

Calumet, Inc. (NASDAQ: CLMT) (the "Company," "Calumet," "we," "our" or "us") announced it has entered into a definitive agreement with a wholly owned subsidiary of Lubrication Engineers, Inc., a ...

Calumet management surprised investors by announcing the sale of a small portion of the Performance Brand business for $110M.

Royal Purple is an interesting brand of motor oil. I can't tell you the number of times I had customers bring their own purple bottles in for oil changes, all the while lecturing me on the merits ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine ...

Before making oil filters, Royal Purple was primarily a manufacturer of motor oil. The filters are expensive, but enjoy a well-deserved cachet among auto enthusiasts. Royal Purple reports an ...

“She has put a lot of time and energy into the sport,” said Wilmington head coach Austin Smith. “Not just for herself, she’s ...

Cynthia Erivo brings a nuanced understanding to the role of Wicked’s Elphaba as she critiques censorship and social ...

With Metallica’s S&M reaching the grand old age of 25, we look back at how, and why, the world’s leading metal band teamed up ...

Since Wednesday was about Jewish Justice Giving, I would like to introduce you to Queen Athaliah, the mother of King Ahaziah ...

Luxurious Chinese- and Japanese-inspired head spa treatments are all the rage in L.A. We share favorites, and what they offer ...