A couple of points I think are important. - The stock c900 relays although I'm sure work, do not protect the ECM against reverse voltages that occur naturally from switching the relays on/off. Just for piece of mind, I use ones stock or equivalent Trionic relays which DO have that protection, which...

Does anyone have any suggestions for getting set-up with the cables and hardware to tune T5? I'd like to get the Can-Bus cable to do live tuning and what is needed to flash the ecu's. There is a way to do the later part using a ecu plug and taping into a few of the wires that would be nice. I'm pre...