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5.3silverado

  1. Performance & Fuel
    I’m looking into getting a tuner for my 5.3 08 Silverado but I want to know if it will be compatible with my current modifications. Will it actually make a difference, or will I just mess it up? I was looking into the bully dog tuner specifically. Currently my 5.3 has a stage 2 cam, after market...
  2. Chevy Silverado Forum (GMC Sierra)
    I’m looking into getting a tuner for my 5.3 08 Silverado but I want to know if it will be compatible with my current modifications. Will it actually make a difference, or will I just mess it up? I was looking into the bully dog tuner specifically. Currently my 5.3 has a stage 2 cam, after market...
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