Just a fun thing throw out there.. Those of you that went from a JB4 to an ECU tune did you notice the AFR change to be a little bit leaner (higher afr) on the ECU than Just JB4?
Example on Map 2 at WOT I was 11.5/1-12.2/1
ECU is more like 11.9/1-12.71/
Example on Map 2 at WOT I was 11.5/1-12.2/1
ECU is more like 11.9/1-12.71/