92DQ38Z Left - Driver Side Rocker Panel Backing Plate Fits 1988-2000 Chevy K3500

Left - Driver Side Rocker Panel Backing Plate fits GMC K3500 1988-2000 59KMPH

89YT31Z Left - Driver Side Rocker Panel Backing Plate Fits 1988-2000 GMC K2500

For 1988-2000 GMC K3500 Rocker Panel Backing Plate Left - Driver Side 31476SWQN

Left - Driver Side Rocker Panel Backing Plate For 1988-2000 GMC K3500 VT782YT

Left - Driver Side Rocker Panel Backing Plate fits Chevy K3500 1988-2000 23XKSY

Left - Driver Side Rocker Panel Backing Plate For 1988-2000 Chevy K3500 WW148SR

88RP82X Right - Passenger Side Rocker Panel Backing Plate Fits GMC K3500