"Lifetime" until you have to replace a radiator hose, or a water pump, or a radiator, or a thermostat. You're going to drain out the cooling system once every couple of years no matter what and you're not going to refill it with dirty contaminated coolant just because it said "lifetime" on the bottle.

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CENSORED due to not family friendly words

I would.

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"Senior Luna, your sense of humor is still loco... but we love it, anyway." -rickymay ____ "Your sense of humor is still loco... " -MBeige ____ "Señor Luna, your sense of humor is quite järjetön" -Delibes

1982 300SD -- 211k, Texas car, tranny issues ____ 1979 240D 4-speed 234k -- turbo and tuned IP, third world taxi hot rod

2 Samuel 12:13: "David said to Nathan, “I have sinned against the Lord.” And Nathan said to David, “The Lord also has put away your sin; you shall not die."

Do you know of any new car that spec's NPG? Not one. Maybe a Bugati Veyron? You don't need this.