Fits 4L60E, 4L65E, 4L70E and 4L75E 93-Up Except Hybrid units.
".500 Boost Valve" Fits both early long and later model short type Boost Valve assembly.
Special Instructions: Up to March 2005 installs without transmission removal. After March 2005 an Input Speed Sensor was added which requires transmission removal for installation. Previous to March 2005 does not require transmission removal.