Be sure to get the right flow meter for all products. We have a meter that is a flow sensor kind of like the banjo one, and it won't read fluids like twinline.
Does the banjo read the "diesel fuel like" products?
We have a 1" Subaru pump on the trailer in case of a screw up, or having to put lots of product in.
Haven't had an issue putting up to 300L glyphosate in a 1200 gal tank, just a little slow.