See how to save up to 25% and get Free Shipping on your next order.

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OEM Vehicle Warranty

Consumers have the freedom to choose other than OEM branded lubricants without fear of voiding the original limited or implied warranty. AMSOIL synthetic lubricants and performance products are tough, reliable, long lasting, and save you time and money with the peace of mind that your vehicles/ equipment will last longer. About Warranty Secure

AMSOIL Preferred Customer: Wholesale Protection for Your Vehicles

Test the savings directly in your cart with zero commitment.

Getting peak engine protection and maximum drain intervals shouldn’t cost full retail catalogue prices.

When you activate an AMSOIL Preferred Customer (P.C.) Account, you bypass middleman markups and gain direct wholesale factory pricing. You save up to 25% on every single order, guaranteed.

Whether you maintain a single daily driver, manage multiple family vehicles, or run powersports and severe-duty work trucks, this is the most cost-effective way to get the exact lubricants trusted by professional engine builders and certified mechanics.

Thank you for choosing AMSOIL, “The First in Synthetics”®

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Try the Cart Test
Add the 6-Month P.C. Membership ($10 USD/ $15 CAD) to your cart today. Compare your total before and after wholesale pricing is applied.

The Zero-Risk “Shopping Cart Test”

(See the Math Before You Commit)

The fastest way to verify whether a Preferred Customer account pays off is to let the numbers do the talking right inside your shopping cart. Build Your Order:

  • Add your routine service items—such as Signature Series motor oil, transmission fluid, or an oil change kit—to your cart on AMSOIL.com.
  • Add the Trial Membership: Add the $10 USD / $15 CAD 6-Month P.C. Membership to your cart.
  • Watch the Price Drop: Notice how the retail prices immediately drop by up to 25% across your entire order.
  • Decide with Zero Pressure: If the discount saves you more than the $10 or $15 cost of the membership, keep it and pocket the difference. If it doesn’t make sense on this specific order, delete it before checkout.No obligations, no pushy sales tactics.
  • Add 6-Month P.C. Membership to Cart
  • Explore Official Program Details

Preferred Customer Value & Break-Even Math

The membership is engineered to pay for itself out of the gate:

AMSOIL Preferred Customer Membership Pricing and Break-Even Thresholds
Membership Term Direct Cost Immediate Break-Even Order Size Best Suited For
6-Month Trial $10 USD / $15 CAD ~$40 USD / $60 CAD Trying the brand or stocking up for one major fluid change.
Full 1-Year $20 USD / $30 CAD ~$80 USD / $120 CAD Maintaining multiple vehicles or ongoing maintenance year-round.
Preferred Customer Member

Automatic Free Renewal: If your annual purchases exceed $500, your Preferred Customer membership renews for the next year automatically at no extra charge.

What Your P.C. Membership Includes

  • Wholesale Discount: Save up to 25% off regular retail on all oils, fluids, filters, and additives.
  • Free Direct Shipping: Receive fast, free doorstep shipping on qualifying orders over $100 USD / $130 CAD.
  • $5 Cash-Back Rewards: Earn a $5 loyalty coupon for every $100 you spend.
  • $5 Birthday Gift: Celebrate your birthday with a $5 discount voucher from us.
  • Exclusive Flash Promos: Access members-only promotional codes, seasonal freight specials, and product promotions not offered in the public catalog.

Real-World Return on Investment (ROI)

Upgrading to AMSOIL Signature Series and premium driveline fluids lowers your vehicle’s total cost of ownership through fuel economy and extended service protection:

  • Real-World Fuel Efficiency: While lab baselines start at a 1.7% increase, drivers routinely experience 5% to 8% improvements in fuel economy when pairing low-friction Signature Series synthetic lubricants with clean fuel delivery:
    • U.S. Drivers: At $3.50/gallon over 15,000 miles/year, an 8% gain saves over $160 annually in fuel.
    • Canadian Drivers: At $1.50/L over 24,000 km/year, an 8% gain saves over $180 CAD annually.
  • Extended Drain Intervals: High film strength and thermal breakdown resistance allow safe extension of oil intervals up to 25,000 miles or 1 year, cutting filter and fluid change frequency by more than half.

A Fuel Savings Calculator form allowing users to input current MPG, distance, fuel price, and fuel economy improvement percentage. Its purpose is to calculate potential monetary savings from switching oil based on fuel economy improvements.Calculate Your Exact Numbers:

Don’t rely on averages. Use our Interactive Fuel Economy Calculator ➔ to input your exact mileage, current fuel price, and vehicle MPG to see what you keep in your pocket each year.

*(Notice that just a single month or two of fuel savings completely covers your $10 USD / $15 CAD Preferred Customer membership).*

Science, Field Validation & Proof

We don’t ask you to rely on marketing claims. AMSOIL engineering is validated by standardized ASTM mechanical wear benchmarks, severe-duty fleet field trials, and physical engine teardowns.

  • Zero Engine Leaks: Modern synthetics are completely compatible with automotive seal materials (nitrile, silicone, and viton) and will not induce leaks in sound mechanical engines.
  • Severe Towing & Cold Starts: Exceptional shear stability protects critical internal tolerances during heavy towing in extreme summer heat, while staying fluid for instant protection in sub-zero winter temperatures.

Want Us to Run the Math for You?

Not sure if the Preferred Customer membership pays off for your specific vehicles?

Send a quick message with the vehicles you maintain and your typical annual mileage. As an Independent Dealer, I will review your past orders or upcoming maintenance requirements and show you the exact price comparison between standard retail and wholesale. No pressure or obligation.

Ready to See Your Savings?

Do you plan on keeping your car for years to come?

Are you looking for an oil change that will change how your engine runs?

Stop paying for oil and start investing in performance!

Simply add the 6-month or full-year PC Membership to your order.

When your order total is $100 USD / $130 CAD or more, you’ll instantly see your 25% discount and qualify for FREE SHIPPING!

Stay Informed

Sign Up for New Customer Rewards & Newsletters to stay updated with the latest specials and promotional codes. Once you have signed up, you can manage your subscription preferences.

Manage Your Subscriptions:

  • Newsletter
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  • Product Updates and Recommendations (NEW Products*)
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AMSOIL Preferred Customer Magazine.

AMSOIL Preferred Customer Magazine

Exclusive Member Publications
Preferred Customers receive the printed AMSOIL Magazine, featuring real-world teardown studies, technical lubrication data, and upcoming promotional schedules. Sign Up for Promotions & Deals

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