Thanks for the info. I'm using Fluidfilm on my truck this year. I also tried a can of LPS3 which seems to bond very aggressively to metal. I got a friend that has luck spraying any used motor or tranny fluid.
2004 Dodge Ram 1500 SLT 4x4 5.7 Hemi 263k miles
2005 suburu outback 181k
2007 Hyundai Sonata 166K