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The Goodman B2526002 is a genuine OEM 4-cell gas burner manifold (fuel rail) for the GMPN080-4 gas furnace and compatible Goodman/Amana models. The manifold is the machined pipe that distributes gas from the valve to each burner orifice, setting precise spacing and jet alignment for clean, even ignition across all four cells. A pitted, cross-threaded, or corroded manifold can cause uneven flame, delayed ignition, or gas leaks — making a direct-fit replacement the correct repair.
The OEM Goodman B2526002 guarantees exact orifice spacing, thread pitch, and mounting-hole alignment so your existing orifices and gas valve thread up leak-free. Generic or universal manifolds frequently miss on port spacing or thread depth, forcing rework and raising the risk of a gas leak. For a fuel-carrying component, factory-matched parts are strongly recommended.
Moderate (3/5). Expect 30–45 minutes. Because this repair opens the gas train, it involves shutting off gas, removing burners and orifices, and leak-testing every joint afterward. We recommend a licensed HVAC technician for gas-carrying work and mandatory leak checks.