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ficm tune

  1. General 6.0L Discussion
    So who here has a 58 volt atlas 80? Tell me your thoughts. Any heat issues that might come up? 2005 E-350 van · 150,000 miles · ARP head studs · 155 injectors (New) · Power max turbo · Stock transmission . EGR delete · Straight pipe exhaust ...
  2. General 6.0L Discussion
    Ive been reading a lot on here and about everything i see mentions a ficm tune, i have personally not had any experience with a "ficm tune" what is it and whats does it do, i assume it helps it, and makes it perform better but how ?