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!
    727
    Discussions
    8,606
    Messages
    Latest: 1997 K2500 Suburban 454 Fuel System suggestions ZRoe, Oct 22, 2019 at 4:47 PM
  2. LSX + Carb Swaps

    This section is for info on LSX or carburetor swaps into the OBS trucks.
    391
    Discussions
    5,056
    Messages
    Latest: Priming a new engine RDF1, Oct 21, 2019 at 10:21 AM
  3. Exhaust

    Anything exhaust - from headers cats and pipes to tips.
    803
    Discussions
    9,604
    Messages
    Latest: What headers for 7.4? ZRoe, Oct 23, 2019 at 8:59 AM
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