BD Diesel Shift Kit - Chev Allison 1000 2001-2005 5spd 1604720

NOTICE: This kit requires removal of the transmission for installation of the internal parts; Installation recommendation: Experienced technician; Includes our exclusive smart Trim/Clutch Control valve assemblies for increased durability; Addresses Going to neutral under load; 3-4 slip; burned C2 or C3 clutches; sticks in one gear; won't move after extended parking; loss of pump prime; SHORT-CRISP-SMOOTH-upshifts and kickdowns; Handles 500 Street Horsepower