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⚡ Upgrade your ride with GM’s precision PCV tube—because your engine deserves the real deal.
The GM Genuine Parts 12642631 Positive Crankcase Ventilation (PCV) Tube is an OEM-quality replacement part designed, engineered, and rigorously tested by General Motors. It ensures a perfect fit for Chevrolet, Buick, GMC, and Cadillac vehicles, offering durable metal construction and a quick, tool-free installation. Backed by a 24-month unlimited mile warranty, this PCV tube restores engine smoothness and reliability with genuine GM confidence.

| ASIN | B085S74VXX |
| Best Sellers Rank | #128,432 in Automotive ( See Top 100 in Automotive ) #211 in Automotive Replacement PCV Valves |
| Brand Name | GM GENUINE PARTS |
| Color | Black |
| Customer Reviews | 4.9 4.9 out of 5 stars (64) |
| Included Components | PCV Valve Tubing |
| Item Type Name | PCV Valve Tubing |
| Item Weight | 1.44 ounces |
| Manufacturer | GM Genuine Parts |
| Manufacturer Warranty Description | 24 Month / Unlimited Mile Limited Warranty (Parts Only). Please see ACDelco.com for more details. |
| Material Type | Metal |
| Nominal Wall Thickness | 0.0375 inches |
| Outside Diameter | 0.38 inches |
| UPC | 808709967422 |
| Unit Count | 1 Count |
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