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Vehicle Info NeededTRANS GOPART NUMBER: 887-400-1/2
Reprogramming Kit TH400
$9501$105.57You Save$10.56
2 left in stock
Ships on Oct 12, 2026
Lowest Price GuaranteeReprogramming Kit
GM
GM
- Fits All 400 1965-On
- Installation: Transmission Removal Optional
- TH400 Reprogramming Kit with Gear Command
- Automatic shifts street or full race. Holds 1st and 2nd to any RPM. Back-shifts to 2nd and 1st at any RPM.
Automatic Transmission Valve Body Reprogramming Kit
400-1&2 Features:
Part TypeAutomatic Transmission Shift Kit
BrandTRANS GO
Package Height2.5
Package Width11.5
Package Length15.4
Weight2.65 PG
Vendor Part Number400-1&2
Package Qty1
Package TypeEA
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