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  1. Focus ST General Discussion
    2015 Focus ST. Installed parts: Roush Intake system Cobb downpipe Turbo smart BOV Cobb lower engine mount Cobb symposer delete I just received my Accessport in the mail and didn't realize a Requirement for stage 1 was a catback exhaust. Obviously It's something I will get eventually but...
  2. Focus ST Performance
    Just wanted to share our results for our final testing on the custom tune we were developing using the COBB AP. Redchart is our tune Green is the OTS COBB Map. Only mods to the car were our downpipe and CAI.
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