Transgo Shift Kit (SK 8L90)Transgo Shift Kit (SK 8L90)Transgo Shift Kit (SK 8L90)TRANSGO SHIFT KITThis is the same kit that Professional Transmission Rebuilders use
SHIFT KIT® Valve Body Repair Kit
Fits 2015-on 8L45, 8L90
RequiresAFL-G2-TK tool kitTransGo 8L90 SHIFT KIT® Valve Body Repair Kit includes everything needed to address the most common complaints in the 8L45 and 8L90 transmissions from General Motors.
TCC instability issues/overheated converter
Secondary regulator circuit VB worm track cracking
Loss of converter feed
Codes PO218 and PO741
High line, harsh shifts
Low line, soft slipping shifts
Broken hard parts
Low cooler flow
Includes:
Drop-in PR and shuttle valve line-up
Drop-in TCC regulator valve
Drop-in S2, S3 and S4 regulator valves
Oversize converter feed limit valve
Oversize AFL valve
Save a bundle here over the cost from a dealership.
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