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  1. Engine Modifications
    So I’m only briefed on the matter as I watched that smeedia video on YouTube and he mentioned O2 sensors and catalytic converters are affected since they relate to emissions regulation. I take that to mean it does not matter what aftermarket j-pipe I buy, they all are going to be incompatible to...
  2. Engine Performance
    Does anyone know if the HKS J-pipe is worth the money? I've been looking everywhere for reviews but haven't found any. Any help would be appreciated. Thanks!
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