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AMSOIL Sponsors Your Favorite Motorcycle Rallies

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AMSOIL Sponsors Your Favorite Motorcycle Rallies

January 14, 2025

How Exhaust Power Valves Improve Two-Stroke Performance.

How Exhaust Power Valves Improve Two-Stroke Performance.

Restore your lost engine power.

January 8, 2025

Seven Signs of a Blown Head Gasket (and What You Can Do About It)

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Ask AMSOIL

Seven Signs of a Blown Head Gasket (and What You Can Do About It)

Recognizing the early warning signs can save you from costly repairs or even catastrophic engine damage.

December 31, 2024

Editor’s Picks

Your Ultimate Oil Change

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Your Ultimate Oil Change

Right product. Right package. Right to your door.

Turn More Heads with AMSOIL Car Care

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Turn More Heads with AMSOIL Car Care

AMSOIL car-care products are engineered with advanced technology to deliver powerful cleaning action that helps vehicles shine brighter.

What AMSOIL Motor Oil is Right for You?

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What AMSOIL Motor Oil is Right for You?

No matter what you drive or how you drive, AMSOIL provides specially formulated motor oil designed to protect your vehicle.

Top 5 Motor Oil Myths Busted

Top 5 Motor Oil Myths Busted

Motor oil myths abound. Here are five of the most persistent along with our myth-busting facts.

Synthetic vs. Conventional Oil: The Definitive Guide

Synthetic vs. Conventional Oil: The Definitive Guide

Find out everything you need to know about synthetic vs. conventional motor oil.

5W-20 vs 5W-30 vs 10W-30: What’s the Difference?

5W-20 vs 5W-30 vs 10W-30: What’s the Difference?

The primary differences are their viscosities when cold and once your engine has reached operating temperature.

Transmission Flush vs Fluid Change: Which is Better?

Transmission Flush vs Fluid Change: Which is Better?

Is a flush or pan drop better when changing transmission fluid? Learn the pros and cons of each method.

How to Check Power Steering Fluid (and When to Change it)

How To

How to Check Power Steering Fluid (and When to Change it)

There are a couple ways to change power steering fluid, depending on your technical know-how.

How to Clean Fuel Injectors

How to Clean Fuel Injectors

Consider using a proven additive before spending money on expensive mechanical services.

Featured

Your Ultimate Oil Change

News

Your Ultimate Oil Change

Right product. Right package. Right to your door.

November 1, 2024

Turn More Heads with AMSOIL Car Care

News

Turn More Heads with AMSOIL Car Care

AMSOIL car-care products are engineered with advanced technology to deliver powerful cleaning action that helps vehicles shine brighter.

May 23, 2024

What AMSOIL Motor Oil is Right for You?

News

What AMSOIL Motor Oil is Right for You?

No matter what you drive or how you drive, AMSOIL provides specially formulated motor oil designed to protect your vehicle.

December 11, 2023

Understanding Oil Viscosity

How To

Understanding Oil Viscosity

Viscosity is the measure of a fluid’s resistance to flow.

January 17, 2023

AMSOIL Performance Testing

Laboratory tested and proven on the road.

See how AMSOIL products perform in the lab and in the field.

Check out the tests

Latest News

How Exhaust Power Valves Improve Two-Stroke Performance.

How Exhaust Power Valves Improve Two-Stroke Performance.

Restore your lost engine power.

January 8, 2025

Seven Signs of a Blown Head Gasket (and What You Can Do About It)

News

Ask AMSOIL

Seven Signs of a Blown Head Gasket (and What You Can Do About It)

Recognizing the early warning signs can save you from costly repairs or even catastrophic engine damage.

December 31, 2024

The Truck Show Podcast Rolls Through AMSOIL Headquarters

News

The Truck Show Podcast Rolls Through AMSOIL Headquarters

Jay “Lightning” Tilles and Sean Holman traveled to the AMSOIL headquarters and took their listeners along for the ride.

December 26, 2024

2024-2025 AMSOIL Championship Snocross Gears Up

2024-2025 AMSOIL Championship Snocross Gears Up

Scheuring Speed Sports driver Gustav Sahlsten enters this season with eyes on the title.

December 11, 2024

AMSOIL Helps Chevy* Duramax* Top 1-Million Miles

News

Testimonials

AMSOIL Helps Chevy* Duramax* Top 1-Million Miles

Those who take vehicle maintenance seriously can reap the financial rewards of vehicle longevity.

December 10, 2024

Latest Videos

2024-2025 AMSOIL Championship Snocross Gears Up

2024-2025 AMSOIL Championship Snocross Gears Up

Scheuring Speed Sports driver Gustav Sahlsten enters this season with eyes on the title.

December 11, 2024

Latest Events

AMSOIL Sponsors Your Favorite Motorcycle Rallies

AMSOIL Sponsors Your Favorite Motorcycle Rallies

January 14, 2025

Latest Testimonials

AMSOIL Helps Chevy* Duramax* Top 1-Million Miles

News

AMSOIL Helps Chevy* Duramax* Top 1-Million Miles

Those who take vehicle maintenance seriously can reap the financial rewards of vehicle longevity.

December 10, 2024

Beyond Expectations: Buick* Lucerne* Rolls Past 340,000 Miles

News

Beyond Expectations: Buick* Lucerne* Rolls Past 340,000 Miles

To keep the car reliable, AMSOIL products were installed and maintenance practices were kept up on.

November 12, 2024

More Testimonials

What Does Oil Viscosity Mean

Oil viscosity is the measure of its resistance to flow. How quickly or slowly motor oil flows affects how well it protects your engine.

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