Wondering if this is true?

http://www.racepages.com/parts/perfo.../infiniti.html

who knows, i have never heard of them before

Jet has been around for quite a long time. Every dyno I've ever seen for a Nissan engine has never produced any significant hp/tq numbers. Technosquare is the only company that I'm aware of that has had good luck with Nissan ECU/ECM's.