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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RedG's avatar
RedG
Explorer
Sep 22, 2013
moisheh wrote:
OAT coolants used to have that corrosion problem. BUT they all have been reformulated and Cummins does approve. BTW: That Amsoil c--p does NOT meet Cummins or any other diesel mfr. specs. It is NOT approved.

Moisheh

That's the problem with Amsoil. They like to make all kinds of claims, but rarely are certified for the specs they claim to exceed.
Lots of hype but no real substance.

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