Description
Comparison points and tradeoffs
When comparing GM Genuine Parts 12590279 Thermostat Bypass Pipe with other Bypass options, use this source-backed detail as the primary discriminator: Model: GM Original Equipment.
Use this second fact to evaluate the tradeoff: Item model number: 12590279. A third point to compare across alternatives is: Manufacturer Part Number: 12590279.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
| Manufacturer | GM Genuine Parts |
|---|---|
| Brand | GM Parts |
| Model | GM Original Equipment |
| Item Weight | 6.2 ounces |
| Product Dimensions | 12.3 x 6.5 x 2.5 inches |
| Country of Origin | USA |
| Item model number | 12590279 |
| Exterior | Machined |
| Manufacturer Part Number | 12590279 |
GM Genuine Parts Thermostat Bypass Pipes are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
Source product highlights
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
- GM regularly updates production and service part designs to integrate new materials and technologies




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