Engine Performance + Maintenance

If it's under the hood, its in here.

  1. 96+ Vortec Performance + Computer Swaps

    If you want to do the 0411 PCM swap or have a 1996+ Vortec motor this is your forum!
    534
    Discussions
    6,224
    Messages
    Latest: Gibson header install White mule, May 29, 2017 at 8:01 PM
  2. LSX + Carb Swaps

    This section is for info on LSX or carburetor swaps into the OBS trucks.
    301
    Discussions
    3,677
    Messages
    Latest: 2001 5.3/4l60e swap into 1996 c1500 mattbrat004, May 29, 2017 at 10:45 PM
  3. Exhaust

    Anything exhaust - from headers cats and pipes to tips.
    685
    Discussions
    8,632
    Messages
    Latest: Header/y-pipe question HOFer30, May 26, 2017 at 1:35 AM
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