Originally Posted By: UberArchetype
I run the GC-01 on my '91 Dodge Cummins. I have no idea how long they might run in your application, but one of the cool things about these type filters to me at least is I never fully loaded one. They were always still flowing good when I finally decided to change them, just because. The most miles I put a the GC filter was around 20k.
I've got a GCF-01 on my 2000 Dodge Cummins, and my experience has been about the same. I change it annually just because, along with the full flow filter and send off an oil sample at the same time.