You guys are all crazy....
The issue is no tune. I ran a 12.3 with tune, Code3 pulley and code 3 filter. Ran 12.2 with the code 3 filter off and needswings on. BikeCop ran the same 12.3 if I recall. I put the code 3 filter on a stock SRT6 and it picked up .2 on back to back runs. GET A TUNE!!!!