EZ-TCU GM Overdrive Transmission Controller; 4L60E, 4L65E, 4L80E & 4L85E; Up to '09 - FAST®
4L80E transmission controller – HGM Electronics
MicroSquirt CAN Transmission Controller with 4L80E Subharness
MSD Automatic Transmission Control Module 2760; Atomic Transmission Controller for GM, Ford 4L60E - 4L80E, 4R100, 4R70W, AODE, E40D | Star / PerformanceParts.com
ATI -Simple Shift Automatic Transmission Controller
Amazon.com: Msd Atomic Trans Controller, Stand Alone : Automotive
Fits 4L80E Stand Alone Controller Full Manual Shift Conversion Controller NCR80E | eBay
AMPEFI Transmission Controller with 4L60E Subharness
Chevrolet Performance Parts - 19332780 - CPP Automatic Transmission Controller Kit - For GM 4L80E,4L85E includes controller, Harness, Software, USB cable
The Quick 4 Transmission Control System
TCI Automatic Transmission Controller, EZ-TCU, Controller, Wiring, Hand-Held Unit, For Chevrolet, 4L60E, 4L65E, 4L80E, 4L85E, 6x 6-Speed, Kit
COMPUSHIFT Transmission Controller for the 4L80E
AVA Humvee Transmission Controller & Harness 4L80E/4L85E (4 Speed)