A Decade of AMSOIL Ultimate Callout Challenge
Celebrating its 10th anniversary in 2026, the AMSOIL Ultimate Callout Challenge (UCC) is a cornerstone of the
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PROVEN PROTECTION THAT EXCEEDS SPECIFICATIONS
AMSOIL specialises in developing high-performance synthetic oils for car lovers, petrol-heads and those who are passionate about performance. We identify the barriers to maximum vehicle performance and service life, then develop fully synthetic oils designed to help you break through those barriers. Our products are engineered to deliver exceptional wear protection, maximum fuel economy and clean engine parts.
We are Devoted to Protection.™
Latest blog posts
The Art and Science of Engine Break-In
The fundamental goal is to seat new piston rings against a fresh cylinder wall to create a
Premium Valve-Body Protection
The automatic transmission remains one of the most complex components in a modern vehicle. For years, its
Outstanding Cooling-System Protection
A vehicle’s engine generates enough heat to destroy itself, and it is up to the cooling system
Head Gaskets: Understanding a Critical Engine Component
The head gasket is one of the most important parts of an engine. Its role is to
Two-Stroke and Four-Stroke Engine Lubrication Differences
Internal combustion engines convert the chemical energy in hydrocarbon fuels into mechanical power through the compression and