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50 Hours: Arctic Cat ZR 858 R-XC

We tested AMSOIL INTERCEPTOR in an Arctic Cat ZR 858 R-XC for 50 hours, or the equivalent of 1,000 miles.

September 4, 2025

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AMSOIL Synthetic Motorcycle Oil is Engineered for Extremes

August 21, 2025

Product Highlights

AMSOIL vs. Sea Foam

What product will provide the most protection for stored engines, AMSOIL Gasoline Stabilizer or Sea Foam Motor Treatment?

August 15, 2025

Chasing a Land Speed Record with Scott Birdsall

August 8, 2025

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

Motor oil seems simple, but nothing could be further from the truth.

July 30, 2025

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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Biodiesel’s Impact on Diesel Oil

Biodiesel presents some benefits over conventional fuel, but it also presents some challenges to diesel oil.

July 23, 2025

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Brake Fluid: The Most Overlooked Vehicle Maintenance

Ignoring brake fluid changes invites corrosion of key components and poor braking performance.

July 7, 2025

The Crucial Role of Motor Oil in VVT Systems

July 1, 2025

Goodguys Car Shows: Where Enthusiasts Meet

When you step onto the grounds, you can feel something different in the air.

June 30, 2025

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Brad Lovell: Build for Off Road Adventure Ride

Adventure Ride adds legendary King of the Hammers champion, Off-Road Hall of Famer and #TeamAMSOIL racer Brad Lovell.

June 26, 2025

From Fighter Jets to Synthetic Oil: The AMSOIL Way

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From Fighter Jets to Synthetic Oil: The AMSOIL Way

The 148th Fighter Group “Red Tails” mirror the core values of AMSOIL — determination, collaboration, integrity and excellence.

June 24, 2025

Specialized Lubricants Engineered for What You Drive and How You Drive

AMSOIL engineers lubricants to maximize performance and protection in a wide array of vehicles.

June 6, 2025

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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.

June 3, 2025

Banks Power

Since the 1960s, Gale Banks' futuristic high-performance engines have broken new ground and set world records.

May 20, 2025

How To

The Difference Between Winter- and Summer-Blend Gas

Summer-blend gas provides about 1.7 percent increased energy content, meaning it offers a slight boost in fuel economy. Here's how...

May 15, 2025

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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.

June 3, 2025

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Your Ultimate Oil Change

Right product. Right package. Right to your door.

November 1, 2024

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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.

December 11, 2023

Bryce Menzies

Legend. After seven championships and numerous podium finishes, Bryce Menzies has already earned the moniker.

October 25, 2024

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Featured

50 Hours: Arctic Cat ZR 858 R-XC

Latest

AMSOIL Synthetic Motorcycle Oil is Engineered for Extremes

AMSOIL vs. Sea Foam

Chasing a Land Speed Record with Scott Birdsall

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

What Does Oil Viscosity Mean

Browse Articles

Biodiesel’s Impact on Diesel Oil

Brake Fluid: The Most Overlooked Vehicle Maintenance

The Crucial Role of Motor Oil in VVT Systems

Goodguys Car Shows: Where Enthusiasts Meet

Brad Lovell: Build for Off Road Adventure Ride

From Fighter Jets to Synthetic Oil: The AMSOIL Way

Specialized Lubricants Engineered for What You Drive and How You Drive

Turn More Heads with AMSOIL Car Care

Banks Power

The Difference Between Winter- and Summer-Blend Gas

Featured In Other Sections:

Turn More Heads with AMSOIL Car Care

Your Ultimate Oil Change

What AMSOIL Motor Oil is Right for You?

Bryce Menzies

What Does Oil Viscosity Mean

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