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!
    557
    Discussions
    6,457
    Messages
    Latest: Engine will not start after upgrades**help** east302, Sep 19, 2017 at 8:31 PM
  2. LSX + Carb Swaps

    This section is for info on LSX or carburetor swaps into the OBS trucks.
    315
    Discussions
    3,939
    Messages
    Latest: 7.4L vortec carb swap Christian Steffen, Sep 19, 2017 at 2:42 PM
  3. Exhaust

    Anything exhaust - from headers cats and pipes to tips.
    704
    Discussions
    8,825
    Messages
    Latest: Maf sensor and headers Jerhunter, Sep 13, 2017
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