Rostra Precision Controls

700R4 Internal Wire Harness w/ Lock-Up Solenoid (1982-1993) 10478100

New GM 700R4 transmission internal wire harness with the lock up solenoid.   OEM # 10478100 Rostra #350-0039

4L60E|4L65E Wire Harness (2006-08) w/ TCC & ISS 24234121

New 4L60E and 4L65E GM automatic transmission internal wiring harness for 2006-up model years with TCC Lock up solenoids and ISS installed.  OEM # 24234121

4L80E Internal Wiring Harness (1991-2003) 24222798

This is a high quality replacement internal transmission wiring harness for GM's 4L80E automatic transmissions manufactured from 1991 to 2003.  The transmission temperature sensor is included in...

4L80E Internal Wiring Harness (2004-UP) 24200161

GM 4L80E Internal Wire Harness 2004-UP OEM # 24200161  Rostra

C4|C5 Modualtor (1974-1986) D5AZ-7A377-B Green Stripe

Industry Part Number: 26160G -- This is the most common modulator found in Ford's C4 automatic transmisisons and is fully adjustable. Rostra # 51-0056