Quote:
Originally Posted by viurniel
Many aftermarket headers provide that disclaimer - it is just a legal shield. However, some states have laws/regulations on noise levels, and on deleting the cats.
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I was kind of wondering that is that GM says that ARH is the GM Official Header but yet they all say off road. I see the Green Cats on Kooks so to me that would make it legal for emissions. I have not modified any exhausts for a long time.
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Current ride
2019 Silverado Z71 LTZ 6.2L L87 425hp A10, 4 inch BDS Lift with Fox Factory Race 2.5 Coilovers, Borla Cat back (15HP bump), BFG KM3's 33's.
Past Rides
2017 M6 Camaro ZL1 Hyper Blue
2016 M6 GT350 White with blue strips
2014 M6 Mustang GT Premium Track Pack Ruby Red
2012 M6 M3 Melbourne Red Metallic