Buy Dex Cool Engine Coolant Apr 2026

: The chemistry specifically softened the nylon and silicone gaskets used in certain GM V6 engines, leading to catastrophic leaks.

: If the coolant level dropped too low, the Organic Acid Technology (OAT) formula could react with air to form an acid that attacked engine components. buy dex cool engine coolant

However, Dex-Cool isn't the "villain" it's often made out to be today. When used in modern engines designed for it and kept in a properly sealed system, it provides excellent long-term protection against rust and corrosion. Most experts agree that as long as you and perform a thorough flush when switching, it is highly effective. : The chemistry specifically softened the nylon and

The story took a dark turn in the early 2000s when thousands of GM owners began discovering a thick, brown, mud-like substance—dubbed ""—clogging their radiators and eating through intake manifold gaskets. The technical culprit was often a combination of factors: When used in modern engines designed for it