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!
    521
    Discussions
    6,120
    Messages
    Latest: supercharged tahoe 411 Banshman, Apr 23, 2017 at 2:12 PM
  2. LSX + Carb Swaps

    This section is for info on LSX or carburetor swaps into the OBS trucks.
    297
    Discussions
    3,648
    Messages
    Latest: LS Swap with a 95 4l60e Dylans95Chevy, Apr 18, 2017 at 7:51 PM
  3. Exhaust

    Anything exhaust - from headers cats and pipes to tips.
    676
    Discussions
    8,559
    Messages
    Latest: I wanna hear your exhaust set up! GaryCCR, Apr 20, 2017 at 9:43 PM
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