Tap image to zoom
Cummins Fuel Rail Supply Line - 2003-2007 Dodge 5.9L Cummins
Product details
Cummins Fuel Rail Supply Line - 2003-2007 Dodge 5.9L Cummins
Cummins part 3957079 is a fuel-system component for 2003-2007 Dodge 5.9L Common Rail Cummins. It performs the high-pressure or low-pressure function identified in the product title and is matched to the factory Cummins fuel-system architecture.
Cummins engine parts can change by engine serial number, CPL and production date, so exact part-number verification is recommended before disassembly.
Key Features
- Application-specific Cummins fuel-system part
- OE-style fittings and dimensions
- Designed for the listed injection-system generation
- Direct service replacement
Fitment
2003-2007 Dodge 5.9L Common Rail Cummins
Important Installation Notes
- Verify engine CPL/serial range and model year where Cummins service parts have running production changes.
- Maintain strict fuel-system cleanliness during installation.
Product Information
- Manufacturer: Cummins
- Manufacturer Part #: 3957079
- Product Type: Fuel Rail
- Catalog detail: 5.9L Common Rail Cummins. Manufacturer Part #: 3957079 Current Thoroughbred Diesel public listing captured for Hilltop Diesel Performance. Verify exact vehicle configuration and manufacturer requirements before ordering.
How do I verify fitment?
Match the product fitment information to your exact year, make, model, engine, drivetrain and configuration. If anything is unclear, email sales@hilltopdieselperformance.com before ordering.
Where can I find shipping and return information?
Policy links are available in the site footer and checkout. Product-specific restrictions or core requirements are shown in the product description when applicable.
More parts for 5.9L Common Rail Cummins | 2003–2007
Check each product’s exact fitment before ordering.
Alliant Power New Water Pump - Cummins ISB 3.9L/4.4L/5.9L/6.7L
Cummins Turbocharger Gasket - Manual - 1989-2012 Dodge Cummins
B&W Turnover Ball Gooseneck Hitch - 2006-2013 Ram 2500/3500 Select Applications
