Description
This listing includes both passenger and driver side high pressure fuel rails, complete with factory-installed components. Perfect for complete fuel system service or replacement, this OEM set ensures correct fit, function, and durability.
What’s Included:
– RH (Passenger Side) Fuel Rail – GM 12686808 w/ Fuel Pressure Sensor (12686809)
– LH (Driver Side) Fuel Rail – GM 12686810 w/ Fuel Pressure Relief Valve (12686811)
Features & Benefits:
– Genuine GM OEM parts – exact replacements for factory rails
– Includes pressure sensor (RH) and relief valve (LH) pre-installed
– Ensures proper high-pressure fuel delivery and safe operation
– Built to GM’s strict durability and reliability standards
OEM GM Part Numbers:
RH Fuel Rail: 12686808 (Replaces 12635938, 12678990)
LH Fuel Rail: 12686810
UPCs:
RH Fuel Rail: 193468541809
LH Fuel Rail: 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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