TCI EZ-TCU Transmission Controller - Push-Button - Handheld - 4L60E/4L65E/4L70E/4L80E Sprint Car Tether King Pin Kit that are hand-welded to ensure

that are hand-welded to ensure each pair is identical to the next

GMC Script Logo

1982-1999 GMC C1500 Suburban

Pontiac: Firebird 85 - 92 5 L Engine

1959-1959 GMC 300

TCI EZ-TCU Transmission Controller - Push-Button - Handheld - 4L60E/4L65E/4L70E/4L80E Sprint Car Tether King Pin Kit that are hand-welded to ensurethe EZ TCU does all the work for you! The EZ TCU is fully configured and ready to run right out of the box no tuning necessary. But for those who demand customization, the unit is also optionally fully programmable based on load, speed and RPM. The EZ TCU programming interface is completely intuitive. There is no real expertise needed if you want to custom program your calibration. The EZ TCU is capable of real time switchable calibrations, which