I guess my list would be the stuff I use at every wash, so no polishes/LSPs:
1. Gilmour Foam Gun
2. Griot's Car Wash
3. American Waterbroom Undercar Wand
4. Assorted Griot's BHBs
5.
Sonus Green Ultra-Fine Clay
6. "Ultra Soft" WWMFs
7. Griot's SpeedShine
8. FK425
9. Sheepskin and/or MF Wash Mitts
10. Ultra-Soft WWMFs (various vendors)