Quote:
Originally Posted by jparnes1
I'm interested in this exhaust upgrade. Can you tell me if I can run this exhaust with the existing cat or is it a cat-less system?
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the original system has a set of secondary cats, which are not OBD compliant. therefore, the Eisnemann system (eliminates the secondary cats) can be installed without any check engine light issues.
the primary cats with O2 sensors are located in the down pipes and is left in tact.