Gasoline motor oil
Signature Series 5W-30 Motor Oil
5W-30 synthetic gasoline motor oil in the Signature Series range, formulated for advanced engine protection.
Product details Shop U.S. product ↗
AMSOIL / UNITED STATES & CANADA
AMSOIL for
the road ahead.
Shop synthetic motor oil, transmission fluids, gear oil, and maintenance essentials with Jeff Pittman, your independent dealer for the United States and Canada.
YOUR DAILY DRIVER.YOUR WEEKEND PROJECT.YOUR WORKING FLEET.
Good products.
Personal direction.
I'm Jeff Pittman, owner of A1 Synthetic Oil in Newport, Washington. I help customers across the United States and Canada explore AMSOIL products for their garage and account options for their business.
Meet your dealer ↗START IN THE GARAGE
Ready for your
next oil change.
Compare the details. Check your vehicle’s requirements.
Order directly from AMSOIL with dealer #30734402.
Gasoline motor oil
Signature Series 0W-20 Motor Oil
0W-20 synthetic gasoline motor oil in the Signature Series range, formulated for advanced engine protection.
Product details Shop U.S. product ↗Gasoline motor oil
OE 5W-30 Motor Oil
5W-30 synthetic gasoline motor oil in the OE range, formulated for vehicle manufacturers’ recommended oil-change intervals.
Product details Shop U.S. product ↗Diesel oil
Signature Series 15W-40 Max-Duty Diesel Oil
15W-40 Signature Series Max-Duty synthetic diesel oil for compatible diesel engines in demanding service.
Product details Shop U.S. product ↗START WITH WHAT YOU DRIVE
Find products for your vehicle.
Browse by equipment type, then verify the exact product for your model, engine, and required specifications.
Find the right product for your specific vehicle ↗
Three motor-oil families. Your engine’s requirements.
Signature Series
Compare the Signature Series lineup by viscosity and the requirements of your gasoline engine. Review the exact product’s normal- and severe-service guidance.
Compare Signature Series oils ↗
Extended-Life
Explore Extended-Life formulations, including products often searched for as XL. Match the current formulation and service limits to your application.
Compare Extended-Life oils ↗
OE
Compare OE gasoline motor oils for your required viscosity and performance standard, with maintenance based on the vehicle manufacturer’s schedule.
Compare OE oils ↗Service intervals depend on the exact oil, vehicle, operating conditions, and applicable time and mileage limits. Check current AMSOIL guidance before extending an interval.
Find your way to save.
Compare Preferred Customer membership, current offers, and business account options for your country. Check the official terms for pricing, shipping thresholds, and membership benefits.
Shop by maintenance task.
A PROGRAM FOR THE WAY YOU WORK
Your business.
Your next move.
Use it. Stock it. Build a dealership.
Find the right place to begin.
01 / FOR YOUR BUSINESS EQUIPMENT
Commercial accounts
For businesses that use lubricants in their own vehicles and equipment: fleets, contractors, farms, and landscape crews.
Explore your options02 / FOR YOUR STORE OR SERVICE BAY
Retail & installer accounts
For automotive stores, independent service garages, and powersports businesses that sell or install AMSOIL products.
Explore your options03 / BUILD A BUSINESS AROUND YOUR INTEREST
Become an AMSOIL dealer
Explore independent AMSOIL dealership ownership in the United States and Canada with Jeff Pittman, based in Newport, Washington.
Explore your optionsROOTED IN THE INLAND NORTHWEST
A local connection.
A wider road ahead.
From the daily commute to a busy service bay, start with the equipment you run and the work you do. Jeff can help you navigate product information and account options.
Email Jeff Pittman ↗Shopping, payment, and fulfillment are handled by AMSOIL. A1 Synthetic Oil is an independently owned dealership.
Shop by oil family or viscosity.
Shop AMSOIL in your country.
A1 Synthetic Oil markets to customers across the United States and Canada. Select your country for current pricing, product availability, shipping, and account terms.
Orders and fulfillment are handled by AMSOIL. Canadian package codes and product selections may differ from the U.S. listings shown here.