Package indicates model years 2011-2013 only because it was manufactured before compatibility with the 2014 model year fitment could be confirmed as well. The bar will fit the 2014 model year.

PIAA 30758 For 2011-2014 GMC Sierra 2500/3500 HD
Mountings tabs for up to four 9" lights
Withstands harsh weather elements
.095 Roll Cage Tubing
Made in the USA
Lamps Sold Separately

For 2011-2014 GMC Sierra 2500/3500 HD

Using a three-step coating process that's one of the most thorough on the market ensures PIAA's Trail Light Bars for 2011-2014 GMC Sierra 2500/3500 HD can withstand harsh weather elements.

First, the light bars are media blasted to clean off any impurities and create a strong adhesion for the two-part powder coating. After the blasting process, a Zinc Primer Powder Coating is applied to help add additional adhesion. Finally, a high quality Black Magic Powder Coating is applied to create the multi-layer corrosion protection.

The bars have mounting tabs for up to four 9" lights and are constructed using high quality steel tubing. PIAA's Trail Light Bars for 2011-2014 GMC Sierra 2500 3500 HD comes complete with mounting brackets, hardware and installation instructions.

3 Models of compatible popular lamp models below:
http://8007610235.ecrater.com/p/21729297
http://8007610235.ecrater.com/p/24038787
http://8007610235.ecrater.com/p/4721883