DeatschWerks DW400 Pump Module with Return Kit for Chevy Silverado & GMC Sierra 1999-2004

DeatschWerks, LLC provides high-performance fuel system solutions for the automotive aftermarket. Located in Oklahoma City, OK, DW houses all of the company?s functions including design, end-manufacturing, quality assurance, sales, marketing, and administration in its 36,000sf facility. DeatschWerks? roots were established in 2004 by offering high flow drop-in fitment fuel injectors. In 2009 DW expanded into fuel pumps with the DW300, the highest flowing in-tank fuel pump of its time. Since then, DW has developed a wide range of innovative fuel system components which include in-tank and in-line pumps, surge tanks, fuel rails, fuel filters, pressure regulators, and fuel-specific lines, fittings, and adaptors. Today, the DeatschWerks line-up of fuel system components includes over 800 SKU?s covering Sport Compact, Modern Muscle, Euro, and Powersport applications. DW400 Pump Module + Return Kit SS CPE for Chevy Silverado 1500/2500/3500 & GMC Sierra 1500/2500/3500 1999-2004 V8 4.8L/5.3L/6.0L Excl Flex Fuel

The DeatschWerks DW400 Pump Module with Return Kit (Part Number: 9-401-603-7010) is a high-performance fuel system component designed to enhance fuel delivery for 1999-2004 Chevy Silverado 2500 and GMC Sierra 2500 trucks. Crafted by DeatschWerks, a leader in automotive aftermarket fuel systems, this module ensures reliable fuel supply under demanding driving conditions. Built with precision, the DW400 pump delivers high flow rates, supporting increased horsepower and performance upgrades. The kit includes durable CPE fuel lines, offering a secure fit and resistance to fuel-related wear, making it ideal for both stock and modified applications. Its robust construction ensures longevity and consistent operation, even in high-demand environments. Installation is straightforward, with compatibility confirmed for various models within the specified years, providing an excellent upgrade for enthusiasts seeking improved fuel system efficiency.
Whether you're upgrading for higher horsepower or replacing a worn-out unit, the DeatschWerks DW400 Pump Module with Return Kit offers the performance and reliability needed to keep your truck running smoothly. Designed for vehicles without flex-fuel capabilities, this module is a vital component for maintaining optimal fuel flow and engine performance. Trust DeatschWerks' proven engineering and quality assurance to deliver a product that meets the demands of modern truck applications.

Features:

• High-flow fuel pump module designed for enhanced fuel delivery

• Includes durable CPE fuel lines for secure connections

• Compatible with 1999-2004 Chevy Silverado 2500 and GMC Sierra 2500 models

• Built for reliable performance in demanding conditions

• Easy to install with confirmed fitment for listed vehicle models

Fits
Chevrolet Silverado 1500 Base 1999
Chevrolet Silverado 1500 Base 2000
Chevrolet Silverado 1500 Base 2001
Chevrolet Silverado 1500 Base 2002
Chevrolet Silverado 1500 Base 2003
Chevrolet Silverado 1500 Base 2004
Chevrolet Silverado 1500 Hybrid 2004
Chevrolet Silverado 1500 LS 1999
Chevrolet Silverado 1500 LS 2000
Chevrolet Silverado 1500 LS 2001
Chevrolet Silverado 1500 LS 2002
Chevrolet Silverado 1500 LS 2003
Chevrolet Silverado 1500 LS 2004
Chevrolet Silverado 1500 LT 1999
Chevrolet Silverado 1500 LT 2000
Chevrolet Silverado 1500 LT 2001
Chevrolet Silverado 1500 LT 2002
Chevrolet Silverado 1500 LT 2003
Chevrolet Silverado 1500 LT 2004
Chevrolet Silverado 1500 SS 2003
Chevrolet Silverado 1500 SS 2004
Chevrolet Silverado 1500 WT 2002
Chevrolet Silverado 1500 WT 2003
Chevrolet Silverado 1500 WT 2004
Chevrolet Silverado 1500 Z71 2004
Chevrolet Silverado 2500 Base 1999
Chevrolet Silverado 2500 Base 2000
Chevrolet Silverado 2500 Base 2001
Chevrolet Silverado 2500 Base 2002
Chevrolet Silverado 2500 Base 2003
Chevrolet Silverado 2500 Base 2004
Chevrolet Silverado 2500 LS 1999
Chevrolet Silverado 2500 LS 2000
Chevrolet Silverado 2500 LS 2001
Chevrolet Silverado 2500 LS 2002
Chevrolet Silverado 2500 LS 2003
Chevrolet Silverado 2500 LS 2004
Chevrolet Silverado 2500 LT 1999
Chevrolet Silverado 2500 LT 2000
Chevrolet Silverado 2500 LT 2001
Chevrolet Silverado 2500 LT 2002
Chevrolet Silverado 2500 LT 2003
Chevrolet Silverado 2500 LT 2004
Chevrolet Silverado 2500 WT 2004
Chevrolet Silverado 3500 Base 2001
Chevrolet Silverado 3500 Base 2002
Chevrolet Silverado 3500 Base 2003
Chevrolet Silverado 3500 Base 2004
Chevrolet Silverado 3500 LS 2001
Chevrolet Silverado 3500 LS 2002
Chevrolet Silverado 3500 LS 2003
Chevrolet Silverado 3500 LS 2004
Chevrolet Silverado 3500 LT 2001
Chevrolet Silverado 3500 LT 2002
Chevrolet Silverado 3500 LT 2003
Chevrolet Silverado 3500 LT 2004
Chevrolet Silverado 3500 WT 2004
GMC Sierra 1500 Base 2002
GMC Sierra 1500 Base 2003
GMC Sierra 1500 Base 2004
GMC Sierra 1500 C3 2001
GMC Sierra 1500 Denali 2002
GMC Sierra 1500 Denali 2003
GMC Sierra 1500 Denali 2004
GMC Sierra 1500 HT 2002
GMC Sierra 1500 SL 1999
GMC Sierra 1500 SL 2000
GMC Sierra 1500 SL 2001
GMC Sierra 1500 SL 2002
GMC Sierra 1500 SL 2003
GMC Sierra 1500 SLE 1999
GMC Sierra 1500 SLE 2000
GMC Sierra 1500 SLE 2001
GMC Sierra 1500 SLE 2002
GMC Sierra 1500 SLE 2003
GMC Sierra 1500 SLE 2004
GMC Sierra 1500 SLT 1999
GMC Sierra 1500 SLT 2000
GMC Sierra 1500 SLT 2001
GMC Sierra 1500 SLT 2002
GMC Sierra 1500 SLT 2003
GMC Sierra 1500 SLT 2004
GMC Sierra 1500 WT 2002
GMC Sierra 1500 WT 2003
GMC Sierra 1500 WT 2004
GMC Sierra 2500 Base 2002
GMC Sierra 2500 Base 2003
GMC Sierra 2500 Base 2004
GMC Sierra 2500 SL 1999
GMC Sierra 2500 SL 2000
GMC Sierra 2500 SL 2001
GMC Sierra 2500 SL 2002
GMC Sierra 2500 SLE 1999
GMC Sierra 2500 SLE 2000
GMC Sierra 2500 SLE 2001
GMC Sierra 2500 SLE 2002
GMC Sierra 2500 SLE 2003
GMC Sierra 2500 SLE 2004
GMC Sierra 2500 SLT 1999
GMC Sierra 2500 SLT 2000
GMC Sierra 2500 SLT 2001
GMC Sierra 2500 SLT 2002
GMC Sierra 2500 SLT 2003
GMC Sierra 2500 SLT 2004
GMC Sierra 2500 WT 2003
GMC Sierra 2500 WT 2004
GMC Sierra 3500 Base 2002
GMC Sierra 3500 Base 2003
GMC Sierra 3500 Base 2004
GMC Sierra 3500 SL 2001
GMC Sierra 3500 SL 2002
GMC Sierra 3500 SLE 2001
GMC Sierra 3500 SLE 2002
GMC Sierra 3500 SLE 2003
GMC Sierra 3500 SLE 2004
GMC Sierra 3500 SLT 2001
GMC Sierra 3500 SLT 2002
GMC Sierra 3500 SLT 2003
GMC Sierra 3500 SLT 2004
GMC Sierra 3500 WT 2004