Car & Truck Engine Oil

OE Engine Oils

0W-20, 5W-20, 5W-30, 10W-30

Choose AMSOIL OE synthetic motor oils for the original equipment manufacturer (OEM) service interval. AMSOIL motor oils are warranty secure ™ and provide performance and protection that is superior to conventional motor oils. Choose AMSOIL and service your vehicles with confidence. View AMSOIL OE motor oil technical data bulletin.

XL Engine Oils

0W-20, 5W-20, 5W-30, 10W-30

Choose AMSOIL XL synthetic motor oils for performance and protection that exceeds OEM manufacturer specifications. XL has better wear protection, improved high and low temperature protection and benefits fuel economy compared to OEM quality conventional engine oil.

Choose AMSOIL XL engine oil for vehicles used for weekend hauling and moderate heavy service. The extended drain technology in AMOSIL XL engine oil provides superior protection compared to OEM quality engine oils. View AMSOIL XL motor oil technical data bulletin.

Signature Engine Oils

0W-20, 0W-40, 5W-20, 0W-30
5W-30, 10W-30, 5W-50

Choose AMSOIL Signature synthetic motor oils when the best performance and protection is required. Fuel economy, heavy / commercial duty hauling, wear protection, turbocharged engines, and reduce oil consumption. AMSOIL Signature synthetc engine oil provides protection and performance for severe service applications. View AMSOIL Signature motor oil technical data bulletin.

AMSOIL beats Mobil 1 and Royal Purple in industry standard testing. AMSOIL 5W-30 protects against harmful deposits on turbochargers 4X better than Mobil 1 Extended Performance and 3.6X better than Royal Purple. View the industry standard test results AMSOIL vs Mobil 1 and Royal Purple.