Forum Discussion

unkledaddy's avatar
unkledaddy
Explorer
Sep 20, 2013

Anyone Using Amsoil Propylene Glycol Coolant In Their Diesel

Both I and my wallet are tired of changing the propylene glycol coolant in my Cummins ISC350 every two years, as well as adding a DCA when needed. I saw this online and wondered if anyone on this f...
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Blaster_Man's avatar
Blaster_Man
Explorer
Sep 21, 2013
wolfe10 wrote:
OK, have to ask-- why don't you want to run an OAT-based coolant. That is the high end coolant by Caterpillar and Cummins (Fleetguard) as well as others for their diesel engines???


I was wondering the same thing. The new stuff is good for years. I put propylene glycol in the Aqua Hot, not the Cummins.

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