So based on some research, I had basically decided to go with a Lanolin based undercoat option. Not really in the rust belt, but Utah does salt their
Rust proofing using NEW PB Blaster Surface Shield & T9 -- DIY & Result Photos, Page 4
Surface Shield vs Fluid Film - The BEST Automotive Undercoating Is.
B'laster Surface Shield (lanolin-based rust protection) : r/4thGen4Runner
Blaster Shield Rust Protectant 12 oz
B'laster Surface Shield Complete Corrosion Protection for Long Lasting Automotive Undercoating Applications, 12 oz Aerosol, Pack of 6 : Automotive
Corrosion protection up to 2 years Uniform spray pattern for precision application and uniform film build, no peaks or valleys Our formula is non
B'laster Surface Shield Complete Corrosion Protection for Long Lasting Automotive Undercoating Applications, 12 oz Aerosol, Pack of 6
Best Material for Undercoat Protection - School Bus Conversion Resources
Mazzullo's Premier Auto Spa
B'laster Surface Shield Complete Corrosion Protection for Long Lasting Automotive Undercoating Applications, 12 oz Aerosol, Pack of 6 : Automotive
B'laster Surface Shield (lanolin-based rust protection) : r/4thGen4Runner