PETERBILT T680 / KENWORTH 579 8.9 / 10.8 / 11.9 / 12.9 / 14.9 Lts L6 (SHORT) (IF NEED A LARGE ONE USE PB-1572100 39 7/8")

PETERBILT T680 / KENWORTH 579 8.9 / 10.8 / 11.9 / 12.9 / 14.9 Lts L6 (LARGE) (IF NEED A SHORT ONE USE PB-1571500 38 13/16")