[Mike51Merc]

Originally Posted by Bored&Stroked

My brother did a bit of research - seems that SEMA isn't exactly correct on the issue:

SEMA's email generated a firestorm of response. Road & Track (and many others) followed up with the EPA and here is what they found:

http://www.roadandtrack.com/motorspo...ctually-means/

http://arstechnica.com/cars/2016/02/...to-a-race-car/

Thanks for pushing back against internet hysteria. Just as an example, this weekend I was shopping online for an exhaust downpipe for my OT car. I found more catalyst-delete pipes than OEM replacement pipes. In my view, catalytic converters shouldn't be deleted on street cars, especially daily drivers.