Ok so we got this damn thing going again tonight and here is how it goes/went. Take the car out and it runs good at 10 psi, turn up the boost to say 13-15 and it falls on it's face and starts to miss. It acts like it's loading up/missing even at idle. If you shut it off and let it cool down it...
New problem now, last night we took it out for a drive and the boost controller was out of wack, car was running like 23 psi. We turned it down to about 12 psi and the car wants to stumble and miss real bad. We tried new plugs and wires, another MAF and discovered a major boost leak. We fixed...