TransGo Manual Shift Automatic Transmission Reprogramming Kit - GM Powerglide 1963-73 Gasket Sealant and stock A/C vent

and stock A/C vent

Clean and simple one piece design

2018-2020 Ford Expedition XL

No more losing air because of a clogged filter

TransGo Manual Shift Automatic Transmission Reprogramming Kit - GM Powerglide 1963-73 Gasket Sealant and stock A/C ventIncreased performance, durability and fuel economy. Full manual control or automatic shifts for full race, street and strip applications. Product Description: Automatic Transmission Shift Kit Reprogramming Kit Manual Shift Vacuum Modulator Springs Gaskets GM Powerglide 1963 73 From stock type replacement parts to substantial performance upgrades, TransGo offers kits and components to make automatic transmissions shift better, handle more power, and