Damn, sounds expensive

So i got my Cel checked out today and this is what came up


P1123 Oxygen Sensing Adaptation Area 1 (Cylinders 1 - 3) - Lean Threshold

P1125 Oxygen Sensing Adaptation Area 1 (Cylinders 4 - 6) - Lean Threshold

im going to get it fixed later this week,

has anybody else had this and how much do you thing it will cost


thanks alot