GM Belt Tensioner, 2002-2016 LB7/LLY/LBZ/LMM/LML

Fits: 2002 thru 2016 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM/LML Duramax Diesel

Replace your worn out or noisy belt tensioner on your 2002-2016 Duramax with this genuine GM replacement.

Includes:

• Tensioner