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    Peak 10x or Zerex G05 for 1988 Toyota Corolla?

    I went with the G05 today. Thanks everyone!
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    Peak coolant and 2-EHA

    Has Peak coolant ever had 2-EHA, more specifically the Peak regular green? Reason I ask is I did a stat change, flush and fill today, probably the first time on 15 years. It has always had, as far as I know, Peak regular green antifreeze. Some of the rubber parts were essentially mush. The...
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    Peak 10x or Zerex G05 for 1988 Toyota Corolla?

    Will the nitrite that is in G05 hurt anything such as the lead solder, brass heater core, or anything else?. Has aluminum radiator with plastic top and bottom btw.
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    Peak 10x or Zerex G05 for 1988 Toyota Corolla?

    I am replacing the coolant on a 1988 Toyota Corolla that has traditional green in it now. The only coolants that are easy for me to get are Peak 10x and Zerex G05. Which of these 2 would work better in this car?
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