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  1. ZZP 400 CEL DP

    ATS/ATS-V Parts For Sale
    ZZP DP for sale. Used about 15k miles on my 2014. Really let’s the turbo spool up over stock! Must sell! $170. Located in 60002 IL.
  2. ZZP PCM - stalling issues

    Cadillac ATS Performance Forum
    Hey guys, new to the forum. I just purchased ZZP Stage 1 for my 2014 ATS 6 speed auto. After installing the PCM, my car has been stalling when I slowly turn into areas ( parking garage, gas stations, etc). Have y'all had any issues with stalling and weird idles when going low speeds? I turned...
  3. 2014 ATS 2.0T Need advice tuning.

    Cadillac ATS Performance Forum
    Hey guys hope everyone had an exciting halloween night! I recently bought a 2014 ATS 2.0t AUTO W/ 60k miles (wanted a manual originally but they are unicorns lol) I love the way the car drives but the tuning bug keeps on bitting me đŸ˜‚đŸ˜‚ I was looking into ZZP & Vermont tuning, currently leaning...