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SouthFLBMWMech · 09-13-2007, 11:50 PM

CARB approval doesn't mean you'll have a check engine problem after install.
provided that theres an o2 sensor bung BEFORE and AFTER each cat in the system- the computer will get its required readings

09-13-2007, 11:50 PM	#8
SouthFLBMWMech New Member 2 Rep 9 Posts Drives: 07 M Coupe, 07 328i, 06 X5 3.0 Join Date: Sep 2007 Location: Miami, FL iTrader: (0)	CARB approval doesn't mean you'll have a check engine problem after install. provided that theres an o2 sensor bung BEFORE and AFTER each cat in the system- the computer will get its required readings
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