no I have not used them, personnaly, my old build used precision injectors. They are pretty good company in my experience though and im sure will stand behind there product, Speaking of which, they mistakenly sent me this
http://tunertoys.zoovy.com/c=sVXnN5W...nes_turbo.html

when i ordered there map adapter, they sent me the map adapter but didnt ask for the water port thing back, do you want it for your build?