Pypes H Pipe Code.

frodin1

Member
Aug 10, 2011
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Ive searched but obviously not the right wording. Im going to be putting on the pypes h pipe and already have the Violators. My question is about the codes that get thrown when you disconnect the 02 sensors and move them. Is this an easy wipe the codes off and reset, or do I need to find someone with an actual tuner. Not many mention this issue so im wondering if just disconnecting the battery like they recommend will prevent this? Please let me know and thanks.
 
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It will need tuned. So don't change the parts out until you can tune it. Ideally, you would have the tune and exhaust swap done at the same time.

One other thing to understand if you change this part of the car out: the removal of the catalytic converters means you are removing the air-cleaning elements from the exhaust system. It will smell like you have a pre-cat exhaust leak all the time and your MPG will decrease if your car is tuned to run a little rich (to take advantage of the removal of those restrictions). This is considered an off-road modification and isn't recommended for a daily driver.
 
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