Originally Posted by The Stig
No. Mufflers don't affect emissions.
That's what I thought. So it just looks "obvious" that you're up to something if you pull in for a test without them? Well, I guess I'll find out in a little less than 3 years!
Placed order: 02.25.2010
Took delivery: 04.06.2010
Halltech Yellowjacket CAI, Mike Norris catch can, VMAX PTB, JBA Shorty headers & Hi Flow cats, muff delete, Magnaflow Tru X pipe, Eibach F&R sway bars & end links