My Completed Upgrades Include:

Water Cooled Brushes
Water Cooled Motor Cans (Standard Coil)
Upgraded All Wiring to Deans 12 guage wire
Upgraded Connectors to Deans
Upgraded ESC to RC Hydro's Penguin PG-1024/90W 90 amp, 10-24cells
Upgraded Shafts to Octura
Upgraded Props to Octura X447 Beryllium Copper

Current Upgrades I am working on:

Installing AutoBailer
Relpacing Motors w/ Monstor Maxx Wild Pro's
Changing Pinions to 12T
Install Turn Fins
Making 2 - 7 cell GP3300 Packs (Currently Running 2 - 6 Cell 3000mah Packs)
Remove the Decals and Paint the Hull