Quote:
Originally Posted by Nick M3
The catalytic converters are E90 M3 secondary cats. I love these things because they work really well, are very high flow, are very tough, and because people cut them out of M3 exhausts, you can pick them up cheap if you're patient.
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On the Camaro6 forum, there are a near equal mix of threads of people trying to give away their primary and secondary cats as there are of people saying this play or that place gave them $200-$600 for them. It's very, very weird.