The Peterbilt 378 1986 To 2007 Rock Guard Radiator Protector is a practical and reliable solution to protect your radiator from bugs, stones, and other small debris. Made with heavy-duty yet lightweight black coated aluminum, this radiator protector helps reduce downtime and maintain optimal radiator performance. It fits most Peterbilt long nose models from 1986 to 2007, including the 375, 377, 378, 379, and 379X. Manufactured in the USA, this product ensures durability and longevity. Invest in this radiator protector to enhance the lifespan of your radiator and keep it functioning at its best.