I am eliminating my catalytic converters from my exhaust system. Do I really NEED the MIL eliminators, or can I get by with out them?

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I am eliminating my catalytic converters from my exhaust system. Do I really NEED the MIL eliminators, or can I get by with out them?

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(part numbers affected include: 1507, 1562, 1565, 1566,, 1616, 1661, 1664, 1665, 1669) A. Truth be told, you can run without them with no real side effects. The rear O2 sensors are merely an emissions check; they trigger the light if the catalytic converter system should fail, or if the system is bypassed completely (like you are doing). It acts as a flag to notify you and the smog technicians of the fact that there is a ‘deficiency’ in the emissions system. It should in no way alter the performance and drive-ability of your car. With that said, however, there is good reason that the after market – and BBK – offers ways to eliminate that Malfunctioning Indicator Light (MIL). Since that is the only interface that your vehicle has to notify you of immediate or impending trouble, if your light is tied up displaying that your cats are missing (something you are aware of), then it really has no way to let you know of any other problems that the system could be experiencing. This has led to