2024 February Promo – Fuel Additive B2B Acct.

February 14, 2024

Fuel Additive Commercial Account Promo offer.

Commercial Account PROMO Fuel Additive

Don’t miss our fuel additive offer for our valued commercial account holders! For a limited time, when you order $500 or more, you can receive six free bottles of either AMSOIL P.i.® Gasoline Additive or Diesel All-In-One. Whether you want to enhance your gasoline engine’s performance with P.i.® or maximize diesel engine efficiency with Diesel All-In-One, we’ve got you covered.

To take advantage of this special promotion, simply use the code FREE6PI at checkout for the AMSOIL P.i.® Gasoline Additive or FREE6DX for the Diesel All-In-One. It’s our way of saying thank you for choosing AMSOIL products to keep your engines running at peak performance.

Act quickly, as this offer is only available from February 14 to March 5, 2024. Don’t let this opportunity to boost your engine’s performance and efficiency pass you by. Place your order today and experience the difference AMSOIL products can make!

AMSOIL Pi® gasoline fuel additive

AMSOIL P.i.® is a powerful gasoline performance improver that uses concentrated detergents to aggressively remove deposits from injectors, valves, and combustion chambers, cleaning the entire fuel system. It can restore up to 14% horsepower with just one gasoline tank. Additionally, the P.i.® bottle is designed to be compatible with modern vehicles’ capless fuel systems, ensuring easy application.

Diesel All-In-One diesel fuel additive

AMSOIL Diesel All-In-One (ADB) is a comprehensive diesel fuel additive that combines the cleaning power, improved lubricity of AMSOIL Diesel Injector Clean, the cold-flow enhancement and anti-gelling capabilities of AMSOIL Diesel Cold Flow, and the horsepower and cetane increase of AMSOIL Cetane Boost. This all-in-one solution offers the combined benefits of these three products, ensuring exceptional all-season protection and performance enhancement for all types of diesel fuels, including biodiesel. A single dose provides excellent detergency, enhanced lubricity, improved cold flow, and increased cetane for a significant performance boost.


Promotion:  Six free AMSOIL P.i.® Gasoline Additive or Diesel All-In-One with a $500 order.

Eligible Participants:  Commercial Accounts

Effective Dates: February 14 – March 5, 2024


Enter Promo Code*:  FREE6PI (or) FREE6DX


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How to redeem

Existing Customers:  Log into your account to ensure correct pricing is applied to your account type. Or, call AMSOIL Customer Service at 800-777-7094 between 7 a.m. and 7 p.m. CT Monday–Friday. Provide your customer number and promotional code to the customer service representative.

First-time customers: Open a new customer account at ( for Canada) and use the Promo code when checking out. You can also call our Customer Service directly at 800-777-7094 between 7 a.m. and 7 p.m. CT Monday through Friday and ask for the Promo Code to be applied to your order. We appreciate you using our referral number, “323230.”


*Exclusive offer for existing or new Commercial Accounts only. 

  • Offer valid for AMSOIL Commercial Accounts only.
  • Valid until 11:59 p.m. Central March 5, 2024.
  • To redeem, use code FREE6PI for six 16-oz./355-ml bottles of AMSOIL P.i.® (APICN/CPICN) or FREE6DX for six 16-oz./355-ml bottles of
  • Diesel All-In-One (ADBCN/ADBCNC) at checkout.
  • Offer applies only to current orders of $500 or more based on subtotal with savings.
  • Offer may be modified or terminated at any time except as law prohibits.
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