Quote:
Originally Posted by philjw
For the headers and cats, not sure about the DKF option as I seem to recall the smog guys checking under the car with a mirror before hooking up the OBDII test last time I was there.
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Look into your state's laws concerning the visual inspection. They may be checking to see if the exhaust is totally OEM, or they may only be confirming cats are installed. In some states, aftermarket cats are acceptable.