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  1. Twin turbo exhaust question

    For those with twins, how much quieter did your exhaust become? About to install a Hellion low mount kit and wondering about my exhaust. I have the factory active with a resonator delete, and I really like the sound. Are the turbos going to effect the exhaust note in a significant way? I...
  2. Hellion sleeper kit 18+ questions

    Hello. My Hellion sleeper kit for my 2020 GT should be shipping out this week from PBD, and I want to make sure I have everything needed for the install not included. It’s the stage 2, so it has all the fuel stuff, spark plugs, and tune. Those with this kit, did you lockout the IMRCs? Are rear...
  3. Bad AM customer service

    Typically I order my stuff through LMR because I live in southwest TX and the parts show up the next day. I figured I'd give American Muscle a chance on a part since they were offering it for ever so slightly cheaper, and I wasn't in a rush. Selected 3-5 day shipping, and to my surprise, the...
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