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ever since i put a sai onfrom time to time my check engine light comes on...i have a scanner and it says code...p0172 running too rich(bank 1)...what could cause it to run rich in bank 1?..bank 1 would be cylinder 1-2??? the car does have a hessitation upon acceration...i was thinking on checking the plugs(good place to start) has anybody had this prob before? and what could possiably be the cause?
 

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atleast youre getting bank1 too rich. im getting bank 1 too lean. and i have no idea because ive never oiled my filter and the only thing done to my engine is k&n filter, airx box mod, and 2.4 manifold
 

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atleast youre getting bank1 too rich. im getting bank 1 too lean. and i have no idea because ive never oiled my filter and the only thing done to my engine is k&n filter, airx box mod, and 2.4 manifold
2.4 manifold? is that the one I bought from you and you dont respond to PM's when I ask for a tracking number?
 
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