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ls2 ls1 efi fuel

  1. Drivetrain & Performance
    Hello, I've got an LS2 from a Trailblazer SS that I want to get up around the 500hp mark for my 4th gen, which from research, I can accomplish with stock heads and even the intake manifold. However, I am seeking advice on standalone ECU options that will utilize this style TB. It seems all the...