Synthetic Oil for Gas Engines - AMSOIL

Choose your level of protection and drain interval with AMSOIL synthetic oil: Signature Series 100% synthetic oil, maximum protection for 25,000 Miles/1-Year; XL 100% synthetic oil, great protection for 12,000 Miles / 1-year; OE 100% synthetic oil protection for the original equipment manufacturer's (OEM) recommendation; Z-ROD and Premium Protection high-zinc & phosphorus (ZDDP) synthetic oils for classic and high performance engines.

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Signature Series 100% Synthetic Oil

amsoil synthetic motor oil signature seriesAMSOIL Signature Series 100% Synthetic Motor Oil

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

Technical Data Sheet (pdf)

Signature Series 100% Synthetic Oil is AMSOIL's top-shelf synthetic motor oil and delivers extraordinary lubrication in all types of automotive gasoline engines. By combining industry-premier synthetic technology with premium additives, Signature Series Motor Oil exceeds the higher performance demands of modern engines. Ideal protection for turbo and direct-injection engines. 25,000 miles or 1-year protection guaranteed.

XL 100% Synthetic Oil

amsoil synthetic motor oil extended drain

AMSOIL XL 100% Synthetic Motor Oil

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

Technical Data Sheet (pdf)

Extended-Drain Boosted Technology - Formulated for up to 12,000-miles/1-year intervals, or longer when recommended in owners’ manuals or indicated by oil monitoring systems. Provides better wear control, high and low-temperature protection and increased fuel economy compared to conventional oils.

OE 100% Synthetic Oil

amsoil OE synthetic motor oil

AMSOIL OE 100% Synthetic Motor Oil

0W-16, 0W-20, 5W-20, 5W-30, 10W-30

Technical Data Sheet (pdf)

OE is specially formulated for the longer oil change intervals recommended by vehicle manufacturers today. Its advanced synthetic technology resists chemical breakdown for maximum wear protection (and peace of mind) well beyond the traditional 3,000-mile oil change interval.

Z-ROD Synthetic Oil

hig zinc synthetic motor oil amsoil zrod

AMSOIL Z-ROD Synthetic Motor Oil

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

New! ZROD 10W-40 added June 2020

Technical Data Sheet (pdf)

Z-ROD™ Synthetic Motor Oil is specially engineered for classic and high-performance vehicles. A high-ZDDP (phosphorus & zinc) formulation to prevent wear on flat-tappet camshafts and other critical engine components. Z-ROD has a proprietary blend of rust and corrosion inhibitors for added protection during long-term storage.

100% Synthetic Premium Protection Motor Oil

hig zinc motor oil amsoil synthetic

AMSOIL Premium Protection 100% Synthetic Oil

10W-40, 20W-50

Technical Data Sheet (pdf)

AMSOIL Premium Protection motor oil is a high-ZDDP (phosphorus & zinc) synthetic oil for use in both gasoline and diesel engines. Offers multi-functionality and wear protection. Ideal for applications where the extra protection of a higher-viscosity oil is desired. Excellent for motor homes and older vehicles, as well as many types of modern equipment and compatible with some motorcycles. These two oils are excellent choices for extended drain diesel use on non-DPF trucks.

Engine Break-In Oil

engine break in oil amsoil

AMSOIL SAE-30 Break-In Oil

Technical Data Sheet (pdf)

Designed for High-Performance and Racing Engines - Formulated without friction modifiers to allow for quick and efficient piston ring seating in new and rebuilt high-performance and racing engines. Contains zinc and phosphorus (ZDDP) anti-wear additives to protect cam lobes, lifters and rockers during the critical break-in period when wear rates are highest.

Engine Assembly Lube

amsoil engine assembly lube

AMSOIL Engine Assembly Lube

Technical Data Sheet (pdf)

Tenaciously Clings to Parts - High in Anti-Wear Additives - Dissolves in Oil - Provides Rust & Corrosion Protection - Recommended for all Four-Stroke Engines, Including High-Performance and Racing Engines

Engine and Transmission Flush

AMSOIL engine oil crankcase flush


Technical Data Sheet (pdf)

AMSOIL Flush helps restore fuel economy, increase operating efficiency and reduce emissions in gasoline and diesel engines, and automatic transmissions. The detergent-based formula cleans sludge and deposit build-up promoting reduced oil consumption. Engine and Transmission Flush is safe on parts and it's simple to use.

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