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  1. [6.7L - Aftermarket & Performance]
    So I bought my truck on Monday and it was already deleted. It’s a 2015 f350. I put an sct tuner on and it threw the def fault and put it in limp mode. My initial thought was that I can’t use the tuner so when I reverted it back to the tune it saved which was “stock” it still has the codes and is...
  2. 11-16 6.7L Power Stroke Aftermarket Performance
    Hey guys. New to this site. I have a 2012 f350 deleted with Spartan tuner. The screen is now cracked and i cant use the programmer and I am looking to change my rearend gears. Any help on what i could do to change tuners or reprogram gear ratios since spartan is now out of business and keep the...