Driver Side Rocker Panel Backing Plate - Fits 2014-2018 GMC Sierra 1500

Sherman Parts 903A-02L

Sherman 901-02L Driver Side Rocker Panel Slip-On Style Fits GMC Sierra 2500 HD

Sherman SHE902-04AL LH Side Rocker Panel Slip-On Fits Silverado Sierra 1500 2500

Sherman 901-02L LH Side Rocker Panel Slip-On Style Fits Sierra 1500 2500 3500

For GMC Sierra 2500 HD 14-19 Sherman Driver Side Rocker Panel Backing Plate

For GMC Sierra 2500 HD Classic 2007 Rocker Panel Driver Side 3Door Extended Cab

For GMC Sierra 2500 HD 2001-2006 Rocker Panel Driver Side 3Door Extended Cab