Do Fuel Additives Work?

AMSOIL P.i. fuel additive

Most fuel additives aren’t formulated to provide immediate results. AMSOIL P.i., however, is a potent fuel-injector cleaner proven to work after one use.



How to Jumpstart a Car

How to jumpstart a car

Whether you left your lights on or your alternator is failing, at some point you’ll have to jumpstart your car. Here’s how to do it.



How to Fix Rust on a Car

How to fix rust on a car

Most vehicle-restoration projects run into rust eventually. Here are some expert tips on how to fix rust on a car using MIG or TIG welding.



How Much Oil Does My Car Need?

How much oil does my car need?

Find out how much motor oil your car needs using the AMSOIL Product Guide. It’s fast, free and convenient. Find out more here.



How to Load and Use a Grease Gun

How to use a grease gun

Loading a grease gun can be a little trickier than you might expect. Watch our video to find out how to load a grease gun.



Which Car Oil is Right for my Vehicle?

Oil bottles on a retail shelf

When deciding which oil to use in your car, ensure you use the correct viscosity of oil that meets the correct performance specifications.



Additives in Motor Oil: Everything You Need to Know

Additives in motor oil

Additives in motor oil perform two critical functions: lessen destructive processes and enhance the beneficial properties of the base oil. Here’s a rundown.



What Does a Limited-Slip Additive Do?

You see them on the shelves of your local auto parts stores, but what does a limited-slip additive do? We provide all the details here.



How to Change Your Car’s Air Filter

Dirty and clean air filters

The air filter prevents dirt, dust, leaves and other debris from entering the engine and causing wear. On most vehicles, changing the air filter is simple.



How to Test Engine Compression

Test engine compression

Testing engine compression provides a snapshot of the health of your engine. In this video, we show you how to do it and how to interpret the results.