GM 12686810 Left-Side (Driver) High-Pressure Fuel Rail for 2017–2025 L5P Duramax Diesel

Description

This is the LH (driver side) OEM replacement fuel rail assembly. It comes complete with the fuel rail and the factory-installed fuel pressure relief valve, ensuring proper pressure regulation and safe operation of your Duramax fuel system.

Includes:
– Driver Side Fuel Rail
– Fuel Pressure Relief Valve (GM #12686811)

Features & Benefits:
– Genuine GM OEM part – exact replacement for factory unit
– Includes factory-installed relief valve for safe pressure control
– Built to GM’s strict durability and reliability standards
– Ensures proper fuel delivery under high-pressure operation

UPC: 195491281912

Vehicle Fitment:
2017–2025 Chevrolet Silverado 2500HD / 3500HD (6.6L L5P Duramax)
2017–2025 GMC Sierra 2500HD / 3500HD (6.6L L5P Duramax)
2019–2025 Chevrolet / GMC Medium Duty trucks with L5D Duramax

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