Reviewed By Brett W (BOISE, ID) Reviewed for a 2007 Chevy Silverado —12/17/2015 5:10 AM
Its great it s quiet when you need to be and loud when you want too.
Reviewed By Kevin B (Dracut, MA) Reviewed for a 2008 Chevy Silverado —11/13/2014 6:46 PM
I had a few broken manifold bolts and a bad manifold, so I upgraded to these. Very pleased with the look and quality. I wish they were a little less expensive. Install went well with the exception of the broken bolts that had to be removed.