Updated August 2026
Last verified:
AMSOIL Promo Codes & Coupons
Hunting for an AMSOIL promo code? Here's the honest answer — every current code, who qualifies, and how to unlock the deepest ongoing savings, from National Synthetics, your Independent AMSOIL Dealer.
Independent AMSOIL Dealer #1858536. We may earn a commission on qualifying orders placed through links on this page, at no extra cost to you. Affiliate disclosure.
Current AMSOIL Promotions
One limited-time offer live right now — claim it before it ends.
Free AMSOIL Padlock
Through August 11, 2026, Preferred Customers and online/catalog customers get a free AMSOIL padlock. Use code LOCK826 at checkout.
- Code Enter LOCK826 at checkout — applies automatically if eligible.
- Who Preferred Customers and online/catalog customers.
- What you get a free AMSOIL padlock (product code G3934) with your qualifying order — use code LOCK826 at checkout and the code adds the product to your cart automatically, if eligible.
- Minimum order $100+ based on subtotal with savings.
All Current AMSOIL Promo Codes
Every AMSOIL promo code live right now, including offers for retail and commercial accounts. Last verified .
| Code | Offer | Who's eligible | Minimum | Ends |
|---|---|---|---|---|
| LOCK826 | Free AMSOIL Padlock | Preferred Customers & online/catalog | $100+ | August 11, 2026 |
| FREESHIP | Free Shipping on Orders of $49+ | Preferred Customers & online/catalog | $49+ | August 11, 2026 |
| PUMP826 / STOOL826 | Free Hand Pump or Rolling Creeper Stool | Retail accounts | — | August 18, 2026 |
| STOOL826 | Free AMSOIL Rolling Creeper Stool | Commercial accounts | $750+ | August 18, 2026 |
Codes apply at checkout on AMSOIL.com if your account type and order meet the offer terms. Full terms for each offer are in the fine print below.
Is There an AMSOIL Promo Code?
It's the most common question we hear — and the honest answer is: it depends on the week. AMSOIL runs limited-time promotions year-round. Some require a promo code at checkout; others apply automatically to qualifying orders with no code at all.
The catch with chasing codes is that they expire and rotate constantly. The savings that actually last don't come from a code at all — they come from how you buy. Here are the three real ways to pay less for AMSOIL.
Preferred Customer Pricing
Register as a Preferred Customer to buy at wholesale-level pricing — up to 25% off suggested retail — with no obligation to sell. It's the single biggest, most durable discount on AMSOIL.
How Preferred Customer works →Current Promotions
AMSOIL rotates promotions every week or two — free gifts, bonus rewards and seasonal offers. Right now there's one live consumer offer — code LOCK826 — through August 11, 2026.
See current deals →Free Shipping
Live right now: code FREESHIP gets you free standard ground shipping on orders of $49 or more through August 11, 2026 (not valid in Alaska or Hawaii).
AMSOIL shipping policy →Who Qualifies for Which AMSOIL Offers
AMSOIL runs separate promotions for different account types, and a code for one type won't work for another. Here's how they break down:
Preferred Customers
Paid membership for consumers. Wholesale-level pricing (up to 25% off retail) every day, plus member-only promotions and rewards. Most gift-with-order codes cover Preferred Customers.
About Preferred Customer →Online / Catalog Customers
Anyone ordering at retail price without a membership. Most consumer promo codes cover online/catalog customers too — you don't need an account to use them.
Retail Accounts
Stores and installers that stock or install AMSOIL for resale. Retail account promotions use their own codes and minimums — consumer codes don't apply.
Commercial Accounts
Businesses using AMSOIL in their own fleets and equipment. Commercial promotions typically carry higher order minimums and their own codes.
Why Your AMSOIL Promo Code Didn't Work
| Likely cause | What's happening | Fix |
|---|---|---|
| Wrong account type | The code targets a different audience — e.g. a Preferred Customer code on a retail account order, or vice versa. | Check the "who's eligible" line for the offer, above. |
| Minimum not met | Minimums are based on the order subtotal after your savings — a cart that looks over the line at retail can fall under it at Preferred Customer pricing. | Add product until the discounted subtotal clears the minimum. |
| Code expired | AMSOIL codes rotate every one to two weeks — codes from coupon sites are usually already dead. | Use the current codes listed on this page. |
| Already redeemed / not combinable | Most offers are limited to one per customer and don't stack with other codes unless the terms say so. | Review the offer's fine print below. |
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Recent AMSOIL Promotions (Expired)
AMSOIL rotates offers every one to two weeks. Here's the actual recent pattern — useful for judging what kind of offer tends to come next. These codes are expired and no longer work.
July 2026
- LEVEL726 Free magnetic level (G3936) Preferred Customers & online/catalog customers · $100+ order · ran Jul 22–Jul 28, 2026
- TRAY726 Free vinyl tool tray (G3915) Retail & commercial accounts · $500+ order · ran Jul 1–Jul 21, 2026
- 5CLEAN726 / 5LEMON726 16-oz. Interior Detailer for $5 (IDNCN/IDLCN) Preferred Customers & online/catalog customers · ran Jul 8–Jul 21, 2026
June 2026
- SOCKET626 Free 10-mm emergency socket set (G3884) Preferred Customers & online/catalog customers · $100+ order · ran Jun 3–Jun 16, 2026
May 2026
- LEVEL526 Free magnetic level (G3936) Preferred Customers & online/catalog customers · $100+ order · ran May 6–May 19, 2026
- GAUGE426 Free tire gauge (G3876) Preferred Customers & online/catalog customers · $100+ order · ran Apr 22–May 5, 2026
April 2026
- CHARGE426 Free USB charging cable (G3919) Preferred Customers & online/catalog customers · $100+ order · ran Apr 8–Apr 21, 2026
- SHAMPOO326 Free bottle of High-Foam Car Shampoo (HFBCN) Preferred Customers & online/catalog customers · $100+ order · ran Mar 25–Apr 7, 2026
March 2026
- GREASE326 Free Synthetic Multi-Purpose Grease (GLCCR) Preferred Customers & online/catalog customers · $100+ order · ran Mar 11–Mar 24, 2026
- PI226 P.I. Performance Improver for $5 (APICN) Preferred Customers & online/catalog customers · ran Feb 25–Mar 10, 2026
February 2026
- MULTI226 Free lighted multi-tool (G3877) Preferred Customers & online/catalog customers · $100+ order · ran Feb 11–Feb 24, 2026
- HITCH226 Free hitch cover (G3917) Preferred Customers & online/catalog customers · $100+ order · ran Jan 28–Feb 10, 2026
January 2026
- FUNNEL126 Free plastic funnel (G3638) Preferred Customers & online/catalog customers · $75+ order · ran Jan 14–Jan 27, 2026
- RAGS126 Free three-pack of shop rags (G3714) Preferred Customers & online/catalog customers · $100+ order · ran Dec 31–Jan 13, 2026
AMSOIL Promo Code & Coupon FAQs
Does AMSOIL have a promo code?
Yes — there is one right now for Preferred Customers and online/catalog customers, running through August 11, 2026. Code LOCK826 gets you a free AMSOIL padlock on qualifying orders of $100 or more. The code applies at checkout if eligible. Retail and commercial account codes are listed in the table on this page. For ongoing savings beyond one-off codes, buying as a Preferred Customer delivers the deepest, most durable pricing.
What is the current AMSOIL promotion?
There is one current consumer offer, running through August 11, 2026 for Preferred Customers and online/catalog customers. Use code LOCK826 for a free AMSOIL padlock on qualifying orders of $100 or more. It applies at checkout if eligible. AMSOIL also runs separate offers for retail and commercial accounts — see the all-codes table on this page.
How do I get the biggest discount on AMSOIL?
Become an AMSOIL Preferred Customer. Preferred Customers buy at wholesale-level pricing — up to 25% off the suggested retail price — plus qualify for member promotions and rewards. It is the single largest and most durable way to save on AMSOIL.
Does AMSOIL offer free shipping?
Yes — right now. Through August 11, 2026, Preferred Customers and online/catalog customers get free standard ground shipping on orders of $49 or more with code FREESHIP at checkout (not valid in Alaska or Hawaii).
Does AMSOIL offer a military discount?
AMSOIL does not currently run a separate military discount program. The route to the lowest pricing — for service members and everyone else — is Preferred Customer membership, which unlocks wholesale-level pricing at up to 25% off suggested retail plus member-only promotions.
Is there an AMSOIL discount code for a first order?
There is no standing first-order discount code. When a promotion uses a code, it typically applies to any qualifying order — including a first order — as long as the terms are met. For savings that outlast any single code, registering as a Preferred Customer before your first order is the better long-term choice.
Can AMSOIL promo codes be stacked?
Usually not — most AMSOIL promo codes are limited to one per order and do not combine. Occasionally an offer is explicitly combinable (the July 2026 $5 Interior Detailer offer could be combined with the FREESHIP free-shipping code, for example). Each offer’s terms state whether it can be combined; check the fine print on this page or at checkout.
How often do AMSOIL promotions change?
AMSOIL promotions generally rotate every one to two weeks. The recent-promotions list on this page shows the actual cadence. Bookmark this page and check back, or contact us and we will point you to the best current offer for what you need.
Promotion Terms & Conditions
LOCK826
Exclusive offer for AMSOIL Preferred Customers and online/catalog customers. Valid through 11:59 p.m. Central Aug. 11, 2026. Offer applies only to current orders of $100 or more based on subtotal with savings. Limited to one free AMSOIL padlock (G3934). To redeem, use code LOCK826 at checkout. Code will automatically apply product, if eligible, in cart at checkout. Offer may be modified or terminated at any time except as prohibited by law. Available while supplies last.
FREESHIP
Exclusive offer for AMSOIL Preferred Customers and online/catalog customers. Valid through 11:59 p.m. Central Aug. 11, 2026. To redeem, use code FREESHIP at checkout. Code will automatically apply free shipping, if eligible, at checkout. Valid with orders of $49 or more based on subtotal with savings. Limited to free standard ground shipping. Offer not valid in Alaska or Hawaii.
PUMP826 / STOOL826
Offer valid for AMSOIL installer accounts. Valid through 11:59 p.m. Central Aug. 18, 2026. To redeem, enter code PUMP826 or STOOL826 at checkout. Code will automatically apply one free hand pump (G6796) or rolling creeper stool (G3953), if eligible, in cart at checkout. Offer applies only to current orders of 55-gallon drums of AMSOIL product (hand pump) or $750 or more based on subtotal with savings (rolling creeper stool). Offer may be modified or terminated at any time except as prohibited by law. Available while supplies last.
STOOL826
Exclusive offer for AMSOIL commercial accounts. Valid through 11:59 p.m. Central Aug. 18, 2026. To redeem, enter code STOOL826 at checkout. Promo code will automatically apply one free AMSOIL rolling creeper stool (G3953), if eligible, in cart at checkout. Limited to one free AMSOIL rolling creeper stool (G3953) with current product orders of $750 or more. Redeemable once per account. Available while supplies last.