200 cell cats will cut the smell a lot. I've got 100 cell cats now and the difference between being catless and catted was noticable.
I just went through emissions testing in MD and I passed. Supposedly MD has some tough emissions testing...
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2010 2SS/RS
Z/28 intake, NW, FAST 102, speed engineering LT's, some exhaust, ATI -10% pulley, GM flex fuel injectors, DSX flex fuel sensor, MGW shifter, HP Tuners, some suspension work, stickers and a little weight loss. 12.63 @113.53
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