high boost

Okay, I've searched high and low, read a billion threads (okay, not THAT many, but enough) been from site to site, group to group and I just can't nail this one down. Full story, back in November-ish, I bought my '05 Aero (Automatic), there were issues. It wouldn't boost and had a loud shrieking...

ok so a week ago i posted a comment about more speed out of my new car, 2000 reg 93 s turbo and ws told not much more to do as i have abbotts map and bigger exhaust dump and viggin intercooler. after having a engine cleaning day on my new car i notice the lower charge pipe leading to the...