AFCO 100002 High Performance Coolant Additive Non-Propylene Glycol Premixed - 16OZ

rev up your engines, today I'm going to help you answer the question, do I need to change the coolant in my car, and to answer that question correctly I'll give you a little history lesson, in my grandfather's day, they actually used alcohol mixed with the water to keep it from freezing in the winter, but then when it got above 32 outside, the alcohol would boil off and then the car would overheat because there wasn't enough cooling inside the radiator, so then they came out with the first real antifreeze, which was ethylene glycol based, the classical green stuff but again in my grandfather's day, they said oh that's a permanent antifreeze you don't have to worry about it like the alcohol boiling off, so they left it in, well they found out it wasn't permanent, over time it would corrode and it would destroy the engines, so they had to change it every three years, because the additives