Central Synthetics

01/29/2026

🚙 Free AMSOIL Hitch Cover — Limited Time
Spend $100+ and get a FREE AMSOIL hitch cover when you use code HITCH226 at checkout.

✔ Preferred Customers
✔ Online & catalog orders

⏰ Ends Feb. 10, 2026
Don’t overthink it—this is a great add-on for people already buying.
https://bit.ly/440KJFf

01/16/2026

Limited-Time AMSOIL Promo
Now through January 27, get a FREE AMSOIL plastic funnel with any $75+ order.

✔ Preferred Customers
✔ Online & catalog orders

Use code FUNNEL126 at checkout.
Shop now: www.centralsynthetics.com

12/04/2025

🚨 Attention AMSOIL fans! 🚨 For a limited time, AMSOIL is offering Preferred Customers and online/catalog customers an exciting deal! 🌟 Get a FREE AMSOIL UTV blocks set with any order of $125 or more! Just use code BLOCKS1225 at checkout. 🛒💨 www.centralsynthetics.com

Don't miss out! This promotion runs from Dec. 3-16, 2025. Grab your gear and enjoy this awesome offer while it lasts! 🎁✨

11/15/2025

This is a great opportunity for you to try out the AMSOIL Preferred Customer account. 6 months cost $10. With this promo you get $10 back when you order $100 or more. AMSOIL is giving you your money back. Plus you get 25% off retail and free shipping. Honestly, you can't beat this deal. Sign up before 11/18/2025. Www.centralsynthetics.com

10/10/2025

🚨 Limited Time Offer! 🚨

For just $5, grab your bottle of ASMOIL Gasoline Stabilizer! Keep your engines running smoothly and prevent fuel degradation. Don't miss out on this amazing deal! www.centralsynthetics.com

🛒💨

09/20/2025

Farmers! Good time to stock up on diesel fuel treatments. With today's high pressure pumps and dry fuel it is very important to run lubricates in your fuel. AMSOIL 4 in 1 has the lubricants to keep your diesel equipment running. It also has injector cleaner, cetane boost and cold flow additives. We dump in some every time we fill up at the diesel barrel. Get yours today or contact me. I always have some on hand. https://www.amsoil.com/p/amsoil-diesel-4-in-1-fuel-additive-adb/?zo=1688371

08/20/2025

The Difference Between Winter- and Summer-Blend Gas

Summer-blend gas provides about 1.7 percent increased energy content, meaning it offers a slight boost in fuel economy. Here's how else it's different.

08/19/2025

Chainsaw Starting Problems & How to Fix Them

A dirty carburetor, bad gasoline and low-quality two-stroke oil that creates deposits all contribute to chainsaw starting problems.

08/19/2025

AMSOIL Marine Engine Oil is Engineered for Extremes

You enjoy the water, but your boat does not. AMSOIL Marine Engine Oil protects where the sun doesn’t shine, inside your marine engine.

08/18/2025

NEW AMSOIL Synthetic ATV/UTV CVT Fluid is First for Polaris RANGER*

NEW AMSOIL Synthetic ATV/UTV Continuously Variable Transmission Fluid is the first alternative to manufacturer CVT fluid for the Polaris Ranger.