Upgrade your Peterbilt Model 379 Extended Hood with our durable and stylish Punched Grill Inserts. Made from stainless steel. Sold individually, these inserts can be upgraded to a heavier 14 gauge material by adding (SD) to the regular part number. Compatible with truck models 357, 359, 377, 378, 379, and 385. Manufactured by Roadworks with a 1-year warranty.