G-05 is probably the closest thing yet to a general purpose, extended-life antifreeze that most people can agree on. While the "Big Three" Japanese automakers prefer OAT with a stiff dose of phosphate as the hybrid protection, G-05's twenty-plus year track record using reduced silicate levels along with OAT has found a strong following in Europe. Just do a thorough flush and use distilled or de-ionized water to dilute.
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G-05 is probably the closest thing yet to a general purpose, extended-life antifreeze that most people can agree on. While the "Big Three" Japanese automakers prefer OAT with a stiff dose of phosphate as the hybrid protection, G-05's twenty-plus year track record using reduced silicate levels along with OAT has found a strong following in Europe. Just do a thorough flush and use distilled or de-ionized water to dilute.
Thanks Ray, you confirmed what I was thinking. I work part time at NAPA and Zerex G-05 cost me $5.80/Gal. The Toyota Stealership wants over $14.00/Gal. Its a no-brainer.
G-05 is commonly available (Chrysler, Ford, Mercedes, etc), it works well in most gasoline and diesel applications, it tolerates hard water, and it is more tolerant to cavitation than DexCool or the Toyota coolant.
If you have multiple vehicles it is not a bad choice for a One-Size-Fits-All coolant.