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dp turbo whistle

  1. 94-98 7.3L Performance Parts
    I am curious if I can get a lot of turbo whistle using a factory DP and deleting the cat and muffler. I know I should get a DP and had planned on a full turbo back system, but because I have had some IDM issues, I don't have as much fun money to spend on the exhaust right now. So I have to do...
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