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  1. Exhaust Tech
    Headers 1 and 3/4 vs. 1 and 7/8??? I am planning a few basic modifications to a stock G8GT with stock exhaust. My goal is to mildly increase power (25-50 RWHP gain), increase low end torque, and significantly increase sound. I plan to do a CAI, headers, and tune (only)! I plan to use a Vararam...
  2. Drag Racing
    ok, im taking my bone stock 09 g8 gt over to the drag strip for the first time and wanted to know the best settings and methods for the lowest possible quarter mile time. TC on or off? D or Sport Shift? Hold out 3rd gear? is that with the manumatic shift? Tire Pressure? Brake Torque? What RPM...
  3. PCM Tuning / Dyno Results
    Since many people seem to keep asking, why is TQ higher than HP at xxxx rpm, why is HP higher at xxxx rpms. http://www.vettenet.org/torquehp.html http://auto.howstuffworks.com/question622.htm Cliff Notes: HP = (TQ * RPM) / 5252 The 5252 comes from unit conversion--it is a constant. All...
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