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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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Cars & Trucks

How to Clean your Gas and Diesel Fuel Injectors

Using proven AMSOIL fuel additives can save you money on expensive maintenance.
May 15, 2025
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Cars & Trucks

Prep Your Vehicle Now for Your Summer Road Trip

One thing that can dampen the good vibes of a summer road trip is car trouble.
March 25, 2025
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Why Buy Signature Series?

AMSOIL Signature Series 100% Synthetic Motor Oil is engineered for enthusiasts seeking maximum protection and performance.
March 24, 2025
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AMSOIL Synthetic Motorcycle Oil is Engineered for Extremes

March 6, 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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AMSOIL Snowmobile Oil is Engineered for Extremes

February 12, 2025

How Exhaust Power Valves Improve Two-Stroke Performance.

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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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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

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Be Prepared for Winter Driving

Prepare your vehicle for hazardous roads before winter arrives.

December 4, 2024

Modern Hydraulic Lifters: Advanced Lubrication More Important than Ever

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Modern Hydraulic Lifters: Advanced Lubrication More Important than Ever

The task of motor oil to protect hydraulic lifters is increasingly challenging.

December 4, 2024

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DieselProduct HighlightsAsk AMSOIL

How to Prevent Diesel Fuel Gelling

Learn how to keep frozen diesel fuel from leaving you stranded.

December 1, 2024

Fuel-System Maintenance is Essential in Modern Engines

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Fuel-System Maintenance is Essential in Modern Engines

Without regular cleaning, today’s engines will not deliver the power and fuel economy they are designed to deliver.

November 29, 2024

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Superior Cold-Start Engine Protection

AMSOIL Signature Series went head-to-head against other brands for cold-flow capability – and came out on top.

November 27, 2024

Advanced Transmission Technology Requires Advanced Protection

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Advanced Transmission Technology Requires Advanced Protection

AMSOIL 100% Synthetic Ultra-Low-Viscosity Automatic Transmission Fluid provides engineered performance for 10-speed automatic transmissions.

November 13, 2024

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The Science of Multigrade Oils

Prior to the introduction of multigrade oils, the method to maintain proper viscosity year-round was seasonal oil changes.

October 17, 2024

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Your Ultimate Oil Change

Right product. Right package. Right to your door.
November 1, 2024
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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.
May 23, 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
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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

The Difference Between Winter- and Summer-Blend Gas

Latest

How to Clean your Gas and Diesel Fuel Injectors

Prep Your Vehicle Now for Your Summer Road Trip

Why Buy Signature Series?

AMSOIL Synthetic Motorcycle Oil is Engineered for Extremes

What Does Oil Viscosity Mean

Browse Articles

AMSOIL Snowmobile Oil is Engineered for Extremes

How Exhaust Power Valves Improve Two-Stroke Performance.

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

Be Prepared for Winter Driving

Modern Hydraulic Lifters: Advanced Lubrication More Important than Ever

How to Prevent Diesel Fuel Gelling

Fuel-System Maintenance is Essential in Modern Engines

Superior Cold-Start Engine Protection

Advanced Transmission Technology Requires Advanced Protection

The Science of Multigrade Oils

Featured In Other Sections:

Your Ultimate Oil Change

Turn More Heads with AMSOIL Car Care

What AMSOIL Motor Oil is Right for You?

Bryce Menzies

SYNTHETIC VS. CONVENTIONAL

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