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egr bypass valve

  1. 4th Gen Performance Parts Discussion
    Going the emissions intact route for tuning on my new (to me) 2014. My 2011 was fully deleted. My question is: Is there a way to fool the EGR into thinking the valve is open when it’s actually always shut? Or something to that effect? Goal: Eliminate soot back into the engine and CCV tube...
  2. 2010-2012 General Discussion
    so just thought i would post this in the hopes it would help someone. so i bought a 2012 2500 G56 that was fully deleted with ppei tuning. in order to register in the great state of CA i had to put all the emissions on. i got a great deal (i think) on the truck so i decided to do myself and...
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