Reviewed By Davion G (CHANNELVIEW, TX) Reviewed for a 2009 GMC Sierra —3/26/2015 8:24 PM
Pretty easy install no issues. Noticeable hp gain with 5.3 vortec. Good buy.
Reviewed By Geary A (Bernalillo, NM) Reviewed for a 2012 GMC Sierra —3/24/2015 12:15 PM
Installed on 2012 gmc sierra 1500 5.3 easy to install looks and sounds great. I got an indress of about 3 miles per gallon on the highway and the extra power is ovious. I am very pleased with the product.