o2 extension question

Homer Jay

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o2 extensions...

Why are they bad? I see everyone saying to install headers without using them but I thought thats what they were designed for.

Thanks for the information.
 

96gt02

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o2 extensions...

Why are they bad? I see everyone saying to install headers without using them but I thought thats what they were designed for.

Thanks for the information.

ive never heard that they were bad however if you run NTK sensors you shouldnt need to run the extensions
 

2011 gtcs

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The 02 sensors extentions mess with the signal that goes to the ECU. Trust me don't run them. The factory 02s can reach LTs
 

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