

⚙️ Upgrade your ride with GM’s precision-crafted PCV valve — because your engine deserves the best!
The GM Genuine Parts 12655399 PCV Valve is a precision-engineered, metal emission control component designed to replace your GM vehicle’s original valve. Manufactured to exact GM OE specifications, it ensures optimal crankcase vapor regulation, preventing oil leaks and excessive consumption while meeting EPA and Euro 6 emission standards for superior environmental performance.





| Material | Metal |
| Brand | GM GENUINE PARTS |
| Item dimensions L x W x H | 4.3 x 2.8 x 1.8 inches |
| Exterior Finish | Machined |
| Inlet Connection Size | 5.6 Inches |
| Inlet Connection Type | positive crankcase ventilation |
| Outlet Connection Type | Positive Crankcase Ventilation |
| Number of Ports | 1 |
| Outlet Connection Size | 5.6 Inches |
| Specification Met | EPA, Euro 6 |
| Global Trade Identification Number | 00808709012924 |
| Manufacturer | ACDelco |
| UPC | 808709012924 |
| Model | Positive Crankcase Ventilation Valve |
| Item Weight | 1.48 ounces |
| Product Dimensions | 4.3 x 2.8 x 1.8 inches |
| Item model number | 12655399 |
| Manufacturer Part Number | 12655399 |
| OEM Part Number | 12655399 |
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