AMSOIL Synthetic
Gasoline Motor Oil

Uncompromising Performance.
Unmatched Protection.

AMSOIL Motor Oil is designed to deliver uncompromising performance and long-lasting protection for every engine type. From daily drivers to high-performance machines, AMSOIL’s synthetic technology ensures cleaner operation, better fuel economy, and superior wear protection.

Ready to upgrade? AMSOIL motor oils outperform leading brands like Mobil 1™, Castrol™, Valvoline™, and Shell Helix™.

Shop our full AMSOIL Motor Oil lineup and protect your engine with the best.

AMSOIL 5W-50 MS European Series Oil

AMSOIL Formula 4-Stroke Synthetic Scooter Oil

AMSOIL 15W-50 Small Engine Oil

AMSOIL 10W-40 Small Engine Oil

AMSOIL 10W-30 Small Engine Oil

AMSOIL 5W-30 Small Engine Oil

AMSOIL 25W-40 Synthetic Marine Engine Oil

AMSOIL 10W-40 Synthetic Marine Engine Oil

AMSOIL 10W-30 Synthetic Marine Engine Oil

AMSOIL 10W-40 Synthetic ATV/UTV Oil

AMSOIL 10W-30 Synthetic ATV/UTV Oil

AMSOIL 5W-50 Synthetic ATV/UTV Oil

AMSOIL 5W-40 Synthetic ATV/UTV Oil

AMSOIL Formula 4-Stroke Powersports Oil

AMSOIL 10W-60 Synthetic Dirt Bike Oil

AMSOIL 10W-50 Synthetic Dirt Bike Oil

AMSOIL 10W-40 Synthetic Dirt Bike Oil

AMSOIL 15W-50 Synthetic Metric Motorcycle Oil

AMSOIL 10W-40 Synthetic Metric Motorcycle Oil

AMSOIL 10W-30 Synthetic Metric Motorcycle Oil

AMSOIL SAE 60 Synthetic V-Twin Motorcycle Oil

AMSOIL 20W-40 Synthetic V-Twin Motorcycle Oil

AMSOIL 15W-60 Synthetic V-Twin Motorcycle Oil

AMSOIL 20W-50 Synthetic V-Twin Motorcycle Oil

AMSOIL V-Twin Oil Change Kit (HDMC)

AMSOIL V-Twin Oil Change Kit (HDMB)

AMSOIL V-Twin Oil Change Kit (HDBK)

AMSOIL V-Twin Oil Change Kit (HDCK)

AMSOIL SABER Professional 2-Stroke Oil

AMSOIL Outboard 100:1 Pre-Mix 2-Stroke Oil

AMSOIL HP Marine Synthetic 2-Stroke Oil

AMSOIL INTERCEPTOR 2-Stroke Oil

AMSOIL Synthetic 2-Stroke Injector Oil

AMSOIL DOMINATOR 100% Synthetic 2-Stroke Racing Oil

AMSOIL Briggs & Stratton 4T Racing Oil

AMSOIL DOMINATOR SAE 60 Racing Oil

AMSOIL DOMINATOR 20W-50 Racing Oil

AMSOIL DOMINATOR 15W-50 Racing Oil

AMSOIL DOMINATOR 10W-30 Racing Oil

AMSOIL DOMINATOR 5W-20 Racing Oil

AMSOIL 15W-40 Heavy-Duty Diesel and Marine Oil

AMSOIL 20W-50 Premium Protection Oil

AMSOIL 15W-40 Heavy-Duty Diesel Oil

AMSOIL 15W-40 Signature Diesel Oil

AMSOIL 10W-40 Premium Protection Oil (Diesel)

AMSOIL 10W-30 Heavy-Duty Diesel Oil

AMSOIL 10W-30 Signature Diesel Oil

AMSOIL 5W-40 FS European Oil (Diesel)

AMSOIL 5W-40 MS European Oil

AMSOIL 5W-40 Heavy-Duty Diesel Oil

AMSOIL 5W-30 Signature Diesel Oil

AMSOIL 0W-40 Signature Diesel Oil

AMSOIL 5W-20 DOMINATOR Racing Oil

AMSOIL 5W-30 LS European Oil (Diesel)

AMSOIL 5W-40 Signature Diesel Oil

AMSOIL 0W-20 Synthetic Diesel Oil

AMSOIL SAE 30 Break-In Oil

AMSOIL 20W-50 Z-ROD Motor Oil

AMSOIL 15W-50 DOMINATOR Racing Oil

AMSOIL 10W-40 Premium Protection Oil

AMSOIL 10W-40 Z-ROD Motor Oil

AMSOIL 10W-40 XL Series Oil

AMSOIL 10W-30 Z-ROD Motor Oil

AMSOIL 10W-30 OE Motor Oil

AMSOIL 10W-30 DOMINATOR Racing Oil

AMSOIL 10W-30 XL Motor Oil

AMSOIL 10W-30 Signature Series Oil

AMSOIL 5W-50 Signature Series Oil

AMSOIL 5W-40 FS European Series Oil

AMSOIL 5W-30 LS European Oil

AMSOIL 5W-30 OE Motor Oil

AMSOIL 5W-30 XL Motor Oil

AMSOIL 5W-30 Signature Series Oil

AMSOIL 5W-20 OE Motor Oil

AMSOIL 5W-20 XL Motor Oil

AMSOIL 5W-20 Signature Series Oil

AMSOIL 0W-40 FS European Oil

AMSOIL 0W-40 Signature Series Oil

AMSOIL 0W-30 Signature Series Oil

AMSOIL 0W-20 European LS Oil

AMSOIL 0W-20 European LS-VW Oil

AMSOIL 0W-20 OE Motor Oil

AMSOIL 0W-16 Signature Series Oil

AMSOIL 0W-20 XL Motor Oil

AMSOIL 0W-20 Signature Series Oil