What Kind of Transmission Fluid Do I Need?

What kind of transmission fluid do I need?

We provide all the info you need to find the right kind of transmission fluid for your vehicle. Plus, find out how to check transmission fluid.



The Diesel Upgrade that Should Top Your List

Lavon Miller Ultimate Callout Challenge 2017

Enthusiasts who make diesel upgrades to increase power and torque sometimes neglect to upgrade their engine protection to handle the added stress. Don’t make that mistake.



What is Assembly Lube?

Building engine with Assembly Lube

Assembly lube must serve three functions: stay in place where applied, protect against wear and allow the motor oil to flow properly at start up.



What is Fuel Dilution (and Why is it Bad)?

Fuel dilution is bad for motor oil

Fuel dilution occurs when gas or diesel infiltrates the crankcase and contaminates the motor oil. Here’s why it’s bad and here’s what you can do about it.



Top 5 Mods for Your Turbo Subaru

Top five Subaru mods

Subaru mods come in a range of prices. Here are our top-five mods for your turbo Subaru WRX, STI, Legacy GT, Forester or Outback.



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.