Join Date: Apr 2002
Location: Houston (Clearlake), TX
My tuner was telling me about a problem he had tuning a turbo car with ITB's. I believe it was adjusting the butterflies on boost and off boost since the slack in the linkage kept it from being consistant.
2014 Cayman S
2011 Cayenne Turbo
1979 930 (475 rwhp at 0.95 bar)