Westin 50-6295 Westin; Bed Mat Features: Westin; Bed Mat; Black; Height: 8.000 Width: 8.000 Length: 64.000 Fitment: 1998/GMC/K2500/Sierra SLT Standard Cab Pickup 2-Door/7.4L 454Cu. In. V8 GAS OHV Naturally Aspirated::Bed Length = 78.0, Bed Side = Fleetside^^1998/GMC/K2500/Sierra SLT Standard Cab Pickup 2-Door/6.5L 395Cu. In. V8 DIESEL OHV Turbocharged::Bed Length = 78.0, Bed Side = Fleetside^^1998/GMC/K2500/Sierra SLT Standard Cab Pickup 2-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated::Bed Length = 78.0, Bed Side = Fleetside^^1998/GMC/K2500/Sierra SLT Standard Cab Pickup 2-Door/5.7L 350Cu. In. V8 CNG OHV Naturally Aspirated::Bed Length = 78.0, Bed Side = Fleetside^^1998/GMC/K2500/Sierra SLT Standard Cab Pickup 2-Door/5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated::Bed Length = 78.0, Bed Side = Fleetside^^1998/GMC/K2500/Sierra SLT Extended Cab Pickup 2-Do...