4L80E 4L85E [91-09] reprogramming kit blue box Automatic transmission

WHAT'S IN THE BOX:
QTY= 1 PART NO.= SK-4L80E-HD2 DESCRIPTION= 4L80E 4L85E [91-09] reprogramming kit blue box Automatic transmission

• Valve Body Kit for 4L80E - replacement component designed for proper fit and function
• Designed to support proper hydraulic routing, shift quality and pressure control during valve body service
• Package Includes: one valve body kit as described, supplied loose for valve body service
• Valves, springs and separator components sized to the original bores - designed for dependable service in the intended application. Ships at 4.00 lb, 15x11x9 in
• Intended for builders correcting shift complaints. Lay the parts out in order, keep the check balls seated and torque the bolts in sequence