Originally Posted by Biohazard1150
Also, I forgot, the left and right leads on this, would they go to an RCA connector or to the hi-lev connections on the sub? I was assuming RCA, but as I'm already asking silly questions i thought I'd tack it on. Also I'm guessing with this, it's never safe to assume.
Connect both the red wire and the orange wire of the FAST harness to the switched +12v wire of the factory harness. Make the signal connections using the High Level Inputs of the FAST Harness.