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!
    593
    Discussions
    6,864
    Messages
    Latest: Spark knock...no code superdave, Jan 18, 2018 at 6:24 PM
  2. LSX + Carb Swaps

    This section is for info on LSX or carburetor swaps into the OBS trucks.
    325
    Discussions
    4,100
    Messages
    Latest: LQ4 6.0 swap 97 Tahoe 4x4 questions DooSPX, Jan 18, 2018 at 4:24 PM
  3. Exhaust

    Anything exhaust - from headers cats and pipes to tips.
    716
    Discussions
    8,924
    Messages
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