Presenting the 2018 SEMA New Product Showcase Entries

The world-famous SEMA Show, in Las Vegas, is just around the corner. We’re gearing up for another exciting year with our peers and fellow enthusiasts. SEMA is where industry movers and shakers gather to share the latest and greatest automotive manufacturing technology.



Why Does Motor Oil Turn Black?

How to change your oil

What causes black motor oil? And when your oil darkens does it mean it’s time to change it? Well, there are a couple of factors that can cause the former. Let’s dig in. Factors causing black motor oil Heat cycles naturally darken motor oil During your drive to work in the morning, your engine reaches

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Should I Switch to a Lighter Viscosity Oil in Winter?

thermometer in winter

Motorists sometimes ask if they should use a lighter viscosity of motor oil once winter arrives. Yes – provided your vehicle manufacturer allows it. 



A Beginner’s Guide to Motor Oil: What You Need to Know

working on willys jeep

If you awoke this morning asking yourself, “Gee, I wonder what there is to know about motor oil,” you’re in luck. Here, we present a primer on motor oil fundamentals.



8 Hot AMSOIL Products for Your Hot Rod

Back to the 50s 2016 Classic Car

If you’re anything like us, the highly anticipated sights and sounds of hot rods, muscle cars and restomods returning to the open road makes you a bit giddy. It’s a sure sign of road trips, car shows and all things summer.



How Do I Switch from Conventional to Synthetic Oil?

conventional and synthetic oil

To borrow a famous slogan, just do it. There is still some confusion about changing to a different type of oil in vehicles, particularly older models that have accumulated many miles. A small group of ill-informed individuals in garages and on blogs still cling to old beliefs that synthetic motor oils cause roller followers to

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Do Motor Oil Additives Work?

conventional and synthetic oil

What do motor oil additives do? The shelves at your local auto parts store are full of aftermarket motor oil additives and oil treatments that promise a cornucopia of benefits, such as… Increased fuel economy Reduced friction Maximum horsepower Improved engine cleanliness To provide this added performance, aftermarket motor oil additives use different chemical components

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What Happens if I Use the Wrong Weight (Viscosity) of Oil?

Amsoil signature series oil weight scale

It depends on how your engine is built and how it reacts to the specific viscosity of oil you use. That’s pretty nebulous, so here are some examples.



AMSOIL 2017 Year in Review: Part II

amsoil snowcross duluth mn

AMSOIL is all about enthusiasts who work hard and play harder, whether on a sled, dirt bike or in a car. Together we’re fiercely “Devoted to Protection” when it comes to taking care of our vehicles and toys.



Your Most Common Motor Oil Questions Answered

fist holding wrench photo

One thing the Internet has done is create a lot more “experts.” In the old days when you had a car maintenance question, you knew whom to ask – ‘ol Mike up the street with grease under his fingernails and a rag in his back pocket.