New Stock Replacement Left Hand Fuel Rail

Features:

• Fits 2011–2016 GM 6.6L Duramax LML
• Direct replacement for left-hand fuel rail
• Replaces GM part number 12651989
• Replaces Bosch part number F 00R L01 027
• Brand-new part, not remanufactured
• Maintains proper fuel pressure distribution
• Built to meet or exceed OEM specs
• Ideal for stock or lightly tuned trucks

Brand New Fuel Rail for GM 6.6L Duramax

If you're chasing down fuel system issues on your LML Duramax, or just replacing worn components as part of a maintenance overhaul, the Exergy Stock Replacement Left Hand Fuel Rail is a high-quality solution that gets your truck back to running the way it should. Designed as a direct replacement for the factory left-hand fuel rail on 2011–2016 GM 2500HD and 3500HD models, this part is brand-new, not remanufactured, and built to meet or exceed OEM specs. Whether you're dealing with rail pressure problems, injector trouble, or just want the peace of mind that comes with fresh components, this Exergy rail installs easily with no modifications needed. It’s a direct swap for GM part number 12651989 and Bosch part number F 00R L01 027, so you can be confident it’ll bolt right in and work seamlessly with your factory fuel system.

Precision-Engineered Design

Exergy is known for their precision fuel system components, and this rail is no exception. It's built to maintain proper pressure distribution across all cylinders, which is crucial for performance, fuel efficiency, and long-term engine health. If you're sticking with stock power levels or running mild tuning, this rail will give you OEM-level reliability without cutting corners.

Fitment: 2011, 2012, 2013, 2014, 2015, 2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML