2003 Audi A4 1.8T - 400 HP max

[KraftwerkTurbo]

Preparing for the next step in upgrading, adding water/meth system.
Current setup:
larger turbo (larger than Frankenturbo, similar to 2860).
Currently 330 HP.
25 psi
550cc injectors
larger MAF
High flow exhaust
3" DP
FMIC
Custom tune.

Same setup on other car, but custom SMIC (IAT limited now).

Want to use wiper fluid bottle.
Water/meth controlled via custom tune.
Plan to run standard wiper fluid (30-40% meth content)

400 cHP max is the goal

a) what nozzle size?
b) one or 2 nozzle setup
c) best location for nozzle(s)
d) best location for pump
e) what parts/system/kit to order?