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AMSOIL Performance Test

Signature Series helps keep engines cleaner, longer.
Signature Series Synthetic Motor Oil

Signature Series helps keep engines cleaner, longer.

Signature Series delivers powerful protection.
Signature Series Synthetic Motor Oil

Signature Series delivers powerful protection.

Signature Series fights wear.
Signature Series Synthetic Motor Oil

Signature Series fights wear.

Signature Series protects against LSPI.
Signature Series Synthetic Motor Oil

Signature Series protects against LSPI.

Signature Series guards turbos.
Signature Series Synthetic Motor Oil

Signature Series guards turbos.

Signature Series cleans.
Signature Series Synthetic Motor Oil

Signature Series cleans.

DOMINATOR® Competition Diesel Oil Performance Test
Signature Series Synthetic Motor Oil

Signature Series neutralizes acids.

Signature Series fights viscosity breakdown.
Signature Series Synthetic Motor Oil

Signature Series fights viscosity breakdown.

Signature Series helps keep valves clean.
Signature Series Synthetic Motor Oil

Signature Series helps keep valves clean.

Signature Series resists viscosity increase.
AMSOIL Signature Series Synthetic Motor Oil

Signature Series resists viscosity increase.

Signature Series keeps pistons cleaner.
Signature Series keeps pistons cleaner.

Signature Series keeps pistons cleaner.

XL resists oil breakdown.
XL Synthetic Motor Oil

XL resists oil breakdown.

OE Protects against wear.
OE Synthetic Motor Oil

OE Protects against wear.

AMSOIL synthetic diesel oil delivers more wear protection.
Synthetic Diesel Oil

AMSOIL synthetic diesel oil delivers more wear protection.

DOMINATOR protects better.
DOMINATOR® Competition Diesel Oil

DOMINATOR protects better.

Synthetic Diesel Oil reduces oil consumption
Synthetic Diesel Oil

Synthetic Diesel Oil reduces oil consumption

Signature Series keeps turbos clean.
Signature Series Max-Duty Synthetic Diesel Oil

Signature Series keeps turbos clean.

Signature Series protects against rust.
Signature Series Max-Duty Synthetic Diesel Oil

Signature Series protects against rust.

Signature Series fights wear.
Signature Series Max-Duty Synthetic Diesel Oil

Signature Series fights wear.

Signature Series excels in extreme cold.
Signature Series 0W-40 Max-Duty Synthetic Diesel Oil

Signature Series excels in extreme cold.

AMSOIL resists viscosity breakdown.
Synthetic V-Twin Motorcycle Oil

AMSOIL resists viscosity breakdown.

AMSOIL delivers superior rust protection.
Z-ROD® Synthetic Motor Oil

AMSOIL delivers superior rust protection.

AMSOIL fights water contamination.
SEVERE GEAR® Synthetic Gear Lube

AMSOIL fights water contamination.

AMSOIL delivers more cold-temperature protection.
SEVERE GEAR® Synthetic Gear Lube

AMSOIL delivers more cold-temperature protection.

AMSOIL fights water contamination.
Synthetic Marine Gear Lube

AMSOIL fights water contamination.

SABER Professional fights carbon.
SABER® Professional Synthetic 2-Stroke Oil

SABER Professional fights carbon.

AMSOIL delivers confident clutch feel.
Synthetic Dirt Bike Oil

AMSOIL delivers confident clutch feel.

INTERCEPTOR fights wear and deposits.
INTERCEPTOR® Synthetic 2-Stroke Oil

INTERCEPTOR fights wear and deposits.

99% efficiency at 20 microns.
Oil Filters

99% efficiency at 20 microns.

Preserves horsepower and performance.
Upper Cylinder Lubricant

Preserves horsepower and performance.

Superior cold-temperature protection.
Diesel All-in-One

Superior cold-temperature protection.

AMSOIL improves lubricity.
Diesel All-in-One

AMSOIL improves lubricity.

AMSOIL fights corrosion.
Gasoline Stabilizer

AMSOIL fights corrosion.

AMSOIL improves stability.
Gasoline Stabilizer

AMSOIL improves stability.

AMSOIL Antifreeze & Coolant
AMSOIL Antifreeze & Coolant

AMSOIL resists corrosion.

AMSOIL Antifreeze & Coolant
AMSOIL Antifreeze & Cavitation

AMSOIL resists cavitation.

ECHO 100:1 String Trimmer Technical Study (G3470)
ECHO 100:1 String Trimmer Technical Study (G3470)

AMSOIL SABER® Professional Synthetic 2-Stroke Oil mixed at 100:1 resisted deposits and maintained power better than ECHO Power Blend XTended Life Universal 2-Stroke Oil mixed at 50:1.

A Study of LUCAS Semi-Synthetic 2-Cycle Oil in ECHO* String Trimmers (G3466)
A Study of LUCAS Semi-Synthetic 2-Cycle Oil in ECHO* String Trimmers (G3466)

AMSOIL SABER® Professional Synthetic 2-Stroke Oil mixed at 50:1 provided improved resistance to performance-robbing deposits and power loss compared to LUCAS Semi-Synthetic 2-Cycle Oil in ECHO string trimmers.

ECHO String Trimmer Technical Study (G3455)
ECHO String Trimmer Technical Study (G3455)

AMSOIL SABER® Professional Synthetic 2-Stroke Oil resisted performance-robbing deposits and maintained power and performance in ECHO string trimmers.

3,469-Mile Case Study in Rotax E-TEC Engine
3,469-Mile Case Study in Rotax E-TEC Engine (G3038) (1.1 MB PDF)

AMSOIL submitted the pistons from a Ski-Doo Rotax E-TEC 800R engine to an ASTM-calibrated rater following 3,469 miles of aggressive trail riding to reveal that AMSOIL INTERCEPTOR® Synthetic 2-Stroke Oil provided outstanding protection and prevented piston skirt scuffing and ring sticking.

AMSOIL P.i. - A Study in Performance
AMSOIL P.i. - A Study in Performance (G2543) (1 MB PDF)

8-page 4-color brochure detailing performance testing of AMSOIL P.i.

Redmax 100:1 Trimmer Technical Study (G3522)
Redmax 100:1 Trimmer Technical Study (G3522)

AMSOIL SABER® Professional Synthetic 2-Stroke Oil mixed at 100:1 resisted deposits better than RedMax* 2-Stroke Engine Oil mixed at 50:1.

View More In The Performance Test Archive

The AMSOIL Performance Test Archive documents the consistent high performance of AMSOIL synthetic lubricants throughout the company’s history. Enter the archive to review samples to review samples of past performance tests and technical studies.


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