Peterbilt 379 388 389 Battery or Tool Box Lid Covers This all-in-one listing contains the aftermarket Peterbilt 379, 388, or 389 battery and toolbox covers you need for a guaranteed perfect-fit replacement! Battery or Tool Box Lid Covers Fits Peterbilt 379 (1988 - 2007) and 388/389 Glider Models Ava... See More