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...
Class A
dons2346's avatar
dons2346
Explorer
Sep 22, 2013
Blaster Man wrote:
Basically, the green/blue is old, red/orange is new. I use Peak Final Charge Global Extended Life...it meets Cummins 14603 standards.


You should not go by color alone as it doesn't mean a thing.

About Motorhome Group

38,763 PostsLatest Activity: Dec 28, 2025