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gest cats

  1. Ignition_Key

    CAT Fight ─ HJS vs.GESI Cats

    In my opinion that all catalytic converters are not equal (e.g flow, effectiveness, no CEL, substrate lifting off the body due to excessive burbles/crackles, overall sound)... For the NC1 NSX, we have a few manufactures that are making down pipes with some allowing you to chose the cats you...