Ignition/Tuner/ECM/Fuel InjectionNeed advice on ignition issues? Questions about a tuner? Have questions about a EFI calibration or Fuel Injection? Tips on Engine Diagnostics, how to get codes, and what they mean. Find your answers here.
Does the ThunderHeader not have room for O2 sensors? I've been considering that pipe, but haven't done to much research yet since it will be months before I up grade.