Lewin Synthetics

09/02/2026

For a limited time, Preferred Customers and online/catalog customers receive a free LED headlamp when they use code LAMP926 at checkout. The promotion runs through Sept. 8, 2026.

To get your head lamp go to www.lewinsynthetics.com

08/16/2026

For a limited time, Preferred Customers and online/catalog customers get a free 3-pack of shop rags with their order of $75 or more when they use code RAGS826 at checkout. The promotion runs through Aug. 25, 2026.

To get your shop rags go to : www.lewinsynthetics.com

07/10/2026

For a limited time, Preferred Customers and online/catalog customers receive free shipping with their order of $49 or more when they use promo code FREESHIP at checkout. The promotion runs July 8-21, 2026.

To place your order go to www.lewinsynthetics.com

07/05/2026

Happy Independence Day!

06/19/2026

For a limited time, Preferred Customers and online/catalog customers get a free 16-oz. (473-ml) bottle of AMSOIL Quick Detailer with their order of $100 or more when they use code DETAIL626 at checkout. The offer runs June 17-30, 2026.

AMSOIL Quick Detailer is specially formulated with a combination of surfactants and cleaning agents that lubricate painted and plastic surfaces and lift away light dust and debris. Spray-and-wipe application allows for a fast and effective detail between washes.

Also get a 2 pack of Micro Fiber Towels! Use Code: 5TOWEL626

YES! You CAN use the both codes on the same order!!

Get your Quick Detailer and Towels here: www.lewinsynthetics.com

05/12/2026

For a limited time, Preferred Customers and online/catalog customers get a free magnetic level with their order of $100 or more.
To get your level go to www.lewinsynthetics.com and use code LEVEL526 at checkout. Offer ends May 19, 2026.

Not a Preferred Customer? No Problem we got you covered and its easy to do too....

03/31/2026

Keep your vehicle fresh and clean with AMSOIL High-Foam Car Shampoo!!
For a limited time, Preferred Customers and online/catalog customers get a free 16-oz. bottle of AMSOIL High-Foam Car Shampoo (HFBCN) with their order of $100 or more when they use code SHAMPOO326 at checkout. Offer ends April 7, 2026.
Get yours now

Earn money selling industry-leading products. AMSOIL uses a simple compensation plan and provide the flexibility to go at your own pace.

03/15/2026

For a limited time, Preferred Customers and online/catalog customers get a free 14-oz. cartridge of AMSOIL Synthetic Multi-Purpose Grease with their order of $100 or more when they use code GREASE326 at checkout. The offer runs March 11-24, 2026.

Not a Preferred Customer? We can help with that too.

To sign up to become a Preferred Customer and/or place your order go to

Earn money selling industry-leading products. AMSOIL uses a simple compensation plan and provide the flexibility to go at your own pace.

02/26/2026

Not only can you get FREE SHIPPING you can get Pi for $5!!!!!!

For a limited time, Preferred Customers and online/catalog customers can grab a bottle of AMSOIL P.i.® for just $5 when they use code PI226 at checkout. Offer ends March 10, 2026.

02/26/2026

FREE SHIPPING IS BACK!!!!!!

For a limited time, Preferred Customers and online/catalog customers receive free shipping with their order of $49 or more when they use code FREESHIP at checkout. The promotion runs Feb. 25-March 10, 2026

To place your order go to www.lewinsynthetics.com and use code FREESHIP at check out.