The Peterbilt 379 Extended Hood Side Panel is a practical and reliable product designed to fit most Peterbilt 379 127 Inch Extended Hoods. Made of durable aluminum, this side panel is pre-drilled with the same thickness and shape as the original equipment manufacturer (OEM). It comes sanded and scuffed, ready for primer, making installation a breeze. Available for both left and right sides, the TS-3585L and TS-3585R models replace OE numbers 13-03585L and 13-03585R respectively. Enhance the look and functionality of your Peterbilt 379 with this high-quality side panel.