

⚙️ Keep your GM running like new—because your ride deserves the genuine edge!
The GM Genuine Parts 12594578 Positive Crankcase Ventilation (PCV) Tube is an OEM-certified replacement part engineered for GM vehicles. Featuring a precise 0.32-inch barb inlet and outlet connection, it ensures a perfect fit for easy installation. Manufactured by ACDelco and backed by a 24-month unlimited mile warranty, this durable PCV tube optimizes engine ventilation, enhancing performance and longevity.





| ASIN | B07RZ2M6ZZ |
| Best Sellers Rank | #88,387 in Automotive ( See Top 100 in Automotive ) #126 in Automotive Replacement PCV Valves |
| Brand | GM GENUINE PARTS |
| Brand Name | GM GENUINE PARTS |
| Customer Reviews | 4.6 out of 5 stars 787 Reviews |
| Exterior Finish | Machined |
| Global Trade Identification Number | 00808709948735 |
| Included Components | PCV Valve Tubing |
| Inlet Connection Size | 0.32 Inches |
| Inlet Connection Type | Barb |
| Item Dimensions | 7.6 x 4 x 1.1 inches |
| Item Height | 1.1 inches |
| Item Type Name | PCV Valves & Parts - GM,PCV Valves & Parts - GM |
| Item Weight | 0.01 Ounces |
| Item dimensions L x W x H | 7.6 x 4 x 1.1 inches |
| Manufacturer | ACDelco |
| Manufacturer Warranty Description | 24 Month / Unlimited Mile Limited Warranty (Parts Only). Please see ACDelco.com for more details. |
| Material | pcv |
| Material Type | pcv |
| Model Number | 12594578 |
| Number of Ports | 2 |
| Outlet Connection Size | 0.32 Inches |
| Outlet Connection Type | Barb |
| Specification Met | OEM (GM) |
| UPC | 808709948735 |
| Unit Count | 1.0 Count |
| Valve Type | pcv |
N**S
👍👍👍
Perfect fit for my 2008 Buick enclave cxl! 👍👍
A**R
Satisfied
Great
K**S
Medida
Medida exacta
W**F
Fit
Fit right
R**K
Car part
Fit right on
R**A
Quality of products
Good product and fast shipping
A**O
Manguera aire
Excelente .
T**W
GM AC/Delco OEM Part
Excellent product.
Trustpilot
3 weeks ago
2 weeks ago