Peterbilt 330, 335, 340, 379, 384, 388, & 389 Standard Cab Drop Visor **Depending on the Year of the Truck, Minimal Drilling May Be Required** *Fits Low Roof Trucks ONLY *Professional Installation Is Recommended 13" Standard Cab Visor Fits Peterbilt 330, 335, 337,340, 348, 357, 365, 367, 37... See More