Couple of Small modifications this winter..
Piersburg CWA200 Electric Waterpump, Techmotive ECU, Allisport radiator, reservoir tank (not an overflow tank any longer), power steering Reservoir tank, a new normal water pump (because I was there and it serves as the spare), 2x 1770 CFM SPAL fans, Madman EMS3 (moved to far left position now).. Dual battery system with 2x odyssey 1500's, and blue sea ML-ACR.. and some other small bits..
I set the temp at 185 degrees, and the system regulates it from ~192 down to 175...ish automatically. in 30 seconds or so currently. No thermostat is installed or needed.
Since this picture I've cleaned up the hoses as well but I wanted to get some test miles on the system and see how it does.
All hoses are off the shelf universal, the pump is easily obtained at any auto parts store (used in 20+ bmw and Mercedes models), the pump does not have to be removed to change the hoses (hence the longer top bolt you see..