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As above check for exhaust leaks before or near 02 sensors, your ltft is huge positive.
Check tune has correct injectors scaled to match current injectors
Check the direct injection computer is bolted up to engine with all three bolts
Check your flex kit connection if your running flex, and that ethanol reading is same as what fuel is in tank.
Check tune has correct intake\maf scaling to suit intake pipe used.
Something is causing a fueling error of over 30% or a perceived fueling error.
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