8L90-REG-OS - Transgo GM Chevy 8L45 8L90 Oversize TCC S2 S3 Early S4 Regulator Valve
In stock
SKU
8L90-REG-OS
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Regular Price $22.50
Transgo
Oversize TCC, S2, S3, Early S4 Regulator Valve
8L45 8L90
GM Chevy
Fits 2015-On
Transmission Removal NOT Required
Tool Required - 8L90-REG-TK (See Below For Link.)
- Buy 4 for $21.38 each and save 5%
- Buy 8 for $20.25 each and save 10%
Transgo
Oversize TCC, S2, S3, Early S4 Regulator Valve
8L45 8L90
GM Chevy
Fits 2015-On
Transmission Removal NOT Required
Tool Required - 8L90-REG-TK (See Below For Link.)
Depending on wear, this valve body could use up to 4 of these valves per unit. This oversize TCC/S2/S3/early S4 regulator valve requires 8L90-REG-TK Tool Kit for installation.
Corrects/Prevents/Reduces:
Harsh, slipping, or missing shifts
Coast downshift clunks
TCC shudder or slip
Transmission control valve errors 2/3/4/7
TCC P0776, P0796, P2174, P2808 (Stuck Off)
TCC P0777, P0797, P2175, P2809 (Stuck On)
| Manufacturer | Transgo |
|---|---|
| High Performance | No |
| Condition | New Aftermarket |
| Item Returns | This item can be returned |



