do you have a wideband? if so what is it reading under full boost and what is it when just cruising? motor making any funny noises? screaching? feel down on power at all? more insight and i can help more.
do you have a wideband? if so what is it reading under full boost and what is it when just cruising? motor making any funny noises? screaching? feel down on power at all? more insight and i can help more.