DeatschWerks DW440 Fuel Pump

1999–2004 Ford Mustang GT / SVT Cobra / Mach 1 / Bullitt / Cobra 4.6L V8

Part #: 9-441-C102-0908

Overview

The DeatschWerks DW440 fuel pump is a high-performance in-tank upgrade designed specifically for the Ford Mustang models from 1999 to 2004, including GT, SVT Cobra, Mach 1, Bullitt, and Cobra 10th Anniversary editions. Engineered to deliver reliable, high-volume fuel flow, this pump is ideal for enthusiasts seeking improved fueling capacity for modified or high-performance applications. Whether you're upgrading for forced induction, increased horsepower, or enhanced overall drivability, the DW440 provides the consistent fuel delivery needed to support your vehicle's performance goals.

Built with brushless technology, the DW440 offers increased durability, quieter operation, and reduced wear compared to traditional brushed pumps. Its robust construction ensures long-lasting performance, making it a trusted choice for both street and track use. With a flow rate of 440 liters per hour, this pump helps support higher horsepower setups by maintaining stable fuel pressure and volume, reducing the risk of fuel starvation during spirited driving or aggressive tuning.

Key Features

The DeatschWerks DW440 fuel pump incorporates several advanced features to optimize your Mustang's fuel system:

• Brushless motor technology provides increased reliability, quieter operation, and longer service life compared to conventional pumps.
• High-flow capacity of 440 liters per hour ensures your vehicle receives ample fuel for high-performance applications, supporting significant horsepower increases.
• Compatible with single or dual pump configurations, allowing flexibility for various tuning setups.
• Includes a comprehensive install kit (9-0908) with all necessary hardware for a straightforward upgrade process.
• Designed with OEM-quality materials to withstand the harsh environment of the fuel tank, resisting corrosion and wear.
• Optimized electrical design for consistent power delivery and minimal voltage drop, ensuring stable operation under demanding conditions.
• Suitable for use with ethanol-blended fuels, making it compatible with modern fuel formulations.
• Drop-in replacement that maintains factory fitment and plug-and-play installation, reducing downtime and complexity.

Construction & Design

The DW440 fuel pump features a precision-engineered, compact design with a high-quality, corrosion-resistant housing. Its brushless motor is engineered for efficiency and longevity, providing a smooth and reliable fuel flow. The pump's internal components are built to withstand the stresses of high-volume operation, ensuring consistent performance over time. The included install kit is designed for easy integration into the factory fuel system, with all necessary fittings and hardware to facilitate a clean, secure installation.

Installation & Fitment

The DeatschWerks DW440 is a direct replacement for the factory fuel pump in 1999–2004 Ford Mustang GT, SVT Cobra, Mach 1, Bullitt, and Cobra 10th Anniversary models equipped with a 4.6L V8 engine. The installation process is straightforward, utilizing the included install kit (9-0908) for a plug-and-play upgrade. No cutting, drilling, or complex modifications are required, making it suitable for DIY enthusiasts and professional installers alike. Proper electrical connections and fuel line fittings are all that’s needed to complete the upgrade.

• Plug-and-play installation with factory mounting points
• No additional tuning required for basic operation, but fuel system calibration may enhance performance

What's Included

• DeatschWerks DW440 high-flow fuel pump
• Install kit (9-0908) with necessary fittings, wiring harness, and hardware
• Installation instructions

Ideal For

• Mustang enthusiasts upgrading for forced induction or high horsepower builds
• Street and track drivers seeking reliable, high-capacity fuel delivery
• Performance tuners and DIYers looking for a durable, drop-in fuel pump upgrade