Reformulated XL Motor Oil: Stronger for Longer

So, what’s new about reformulated XL Synthetic Motor Oil? In essence, XL protects better for longer, yet costs the same as before. It’s the perfect choice for enthusiasts who want to do something extra for their vehicle.

AMSOIL Heads to SEMA New Product Showcase with 13 New Products

SEMA

The mighty SEMA show is just around the corner, and our AMSOIL trade show team is busy preparing for another successful presentation to the key players in the automotive industry. SEMA is where companies learn of the latest news, products and technology developments that shape the automotive aftermarket.

Why Does Motor Oil Turn Black?

Motor oil turns black during use for a couple reasons: 1) Heat cycles During your drive to work in the morning, your engine reaches normal operating temperature (typically 195ºF-220ºF), heating the motor oil. Then the oil cools while your car sits in the parking lot.

Why Did We Reformulate Signature Series Synthetic Motor Oil?

Simply put, we reformulated Signature Series Synthetic Motor Oil to solve problems. For all the derision heaped upon the internal-combustion engine, it remains our primary mode of propulsion. And, despite the gains of hybrids and electric vehicles, it will remain so for the foreseeable future.

The Pros and Cons of Semi-Synthetic Oils and Synthetic Blends

Motor oil

Scott D. Galbreath asks via our Facebook page about the pros and cons of synthetic blend motor oils. Thanks for the question, Scott. Making sense of motor oil can be confusing and frustrating. Choosing among full synthetics, synthetic blends, semi-conventional, conventional, high-mileage full synthetics and synthetic blends is just the beginning.

Do Older Vehicles Need High Zinc Motor Oil?

Jerry Dixey's Car

Thanks to Hugh Ashburn for asking this question on our Facebook page. I assume when you say “older,” you mean a classic car or hot rod with a flat-tappet camshaft. Compared to their roller-cam counterparts, flat-tappet cams undergo sliding contact rather than rolling contact.

What is Synthetic Motor Oil?

AMSOIL Sig Series SAE 5W-30

As most of my friends know, and you now as well, I listen to audio books during my daily commute. My current book, about history’s first billionaire, is titled “Titan: The Life of John D. Rockefeller, Sr.” It’s a massive book about a massively complex man, and it’s been a fascinating “read.”

How Much “Synthetic” Is In My Oil?

Pouring oil

Unlike food and drug companies, which must disclose the ingredients in their products, lubricant manufactures aren’t held to the same mandate, which can cause confusion if you’re shopping for synthetic motor oil. Store shelves are lined with oils described as “full synthetic,” “semi-synthetic,” “synthetic” and even “100% synthetic.”

Synthetic Oil Beats Conventional in AAA Test

Pouring oil

My mother took the Culligan Man to task not long ago. Not the flesh-and-blood Culligan Man, but the actor on TV. It happened when I was visiting my folks during lunch. I have lunch at my parent’s house here in Superior, Wis., every Wednesday.

Why do European Vehicles Require Special Oil?

BMW

For all the grin-inducing benefits of owning a European car – finely tuned performance, sophisticated styling, prestige – they can be a pain to own. According to this list, four of the top five most expensive vehicles to maintain hail from across the pond.