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Old 02-17-2004, 10:24 PM   #7
Scooby Specialist
Member#: 13634
Join Date: Dec 2001
Chapter/Region: NESIC
Location: Boston
2002 WRX


Originally posted by Unabomber
I just did a very short search for extended life coolant that works for our cars. My search lead me here, and after viewing the MSDS information on Valvoline's Zerex Extreme Life 5/150 Antifreeze Coolant, it is perfectly suitable for our cars. Please bring something to this FAQ other than opinions.
I think what he meant was using a dex-cool based antifreeze, which is often labeled as an extended life coolant. There have been a few reports of it gumming up over time when mixed with non-dex cool coolant. The guys that run dex-cool did a complete flush with water until all of the green was gone after draining, before they put in the dex-cool stuff. The links were a while back though, they're probably hard to find.

Here's a couple:
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Last edited by tdxflex; 02-17-2004 at 10:32 PM.
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