Reviewed By Sam S (URBANDALE, IA) Reviewed for a 2012 Chevy Silverado —4/16/2015 9:59 AM
Reviewed By Jgru K (Flanders, NJ) Reviewed for a 2004 Chevy Silverado —3/14/2015 5:47 AM
Great replacement for stock cats. Noticed significant increase in power and good sound with Flowmaster muffler . No problem with codes from o2 sensors with new parts. A lot less expensive then stock factory parts.