Product Description
Fits: C4 · 1970-up
A TransGo heavy-duty reprogramming kit for Ford C4 automatic transmissions built 1970 and up. It is designed for competition, off-road, and pro-street racing use rather than everyday street driving.
As a valve body recalibration kit rather than a replacement of hard parts, it installs directly in the C4 valve body. TransGo number 40-2, industry part number T26169A.