0445226167 | Genuine Mopar® Fuel Rail For Ram 2500, 3500

A Fuel Rail 0445226167 is a component of a modern diesel or gasoline engine's fuel injection system. Its main job is to receive fuel from the fuel pump, hold it under pressure, and distribute it to the fuel injectors. Fuel Rail For Ram 2500, 3500 2021-2024

General Specifications

Fitment

Fitment can vary by engine build and options. Match the part number on the part you are replacing, or contact us with your vehicle details before ordering.

Purpose & Function

• Supplies fuel to the injectors so the engine can run.
• Maintains high, consistent fuel pressure across the injectors.
• Distributes fuel evenly to each cylinder.
• Helps the injectors deliver the correct amount of fuel at the correct time.
• Supports efficient combustion, engine performance, and fuel economy.
• Helps the engine produce smooth and consistent power.

Signs of a Bad Fuel Injector

• Hard starting or engine takes longer to start
• Engine won't start because fuel pressure is too low
• Loss of engine power, especially under load
• Rough engine operation or uneven idle
• Engine misfires or runs poorly
• Engine stalling while driving or at idle
• Poor fuel economy
• Check-engine light or fuel-pressure-related fault codes
• Fuel leaks around the rail, fittings, or connections
• Low or unstable fuel pressure
• Poor acceleration or hesitation when pressing the throttle
• Excessive smoke on some diesel engines if fuel delivery is not correct

About Mopar

Mopar is the official parts, service, and customer care brand for Chrysler, Dodge, Jeep, Ram, and Fiat vehicles. Originally short for “Motor Parts”, Mopar was established in 1937 and is now a global brand under Stellantis.

Mopar supplies genuine OEM parts, accessories, and performance upgrades, and it supports dealerships and technicians with tools, diagnostics, and factory-backed service. Known especially among enthusiasts for its muscle car heritage, Mopar is also a major presence in motorsports and custom vehicle culture.