Air and Fuel› Fuel Pumps, Regulators and Components

DeatschWerks

DW400 Fuel Pump Module

$1,179.00

SKU: 9-401-603-7011-DETSWR

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The DeatschWerks DW400 Pump Module is a high-performance fuel pump module designed for the 1999-2004 Chevrolet Silverado 2500. It features PTFE fuel lines for enhanced corrosion resistance and longevity.

It is compatible with both in-tank and in-line fuel systems, making it a versatile upgrade for automotive enthusiasts seeking to enhance their vehicle's performance.
Show original supplier description
The DeatschWerks DW400 Pump Module is a high-performance fuel pump designed for specific Chevrolet and GMC truck models from 1999 to 2004. This unit features a DW400 pump module paired with durable PTFE fuel lines, ensuring enhanced corrosion resistance and longevity for your vehicle's fuel system. The DW400 is built to accommodate the demanding needs of modern fuel systems, ensuring your vehicle operates at peak performance, particularly beneficial for high-performance applications that require vigorous and dependable fuel delivery. Key features include a high flow rate for superior fuel delivery efficiency and seamless compatibility with both in-tank and in-line fuel systems. The specific fitment for this pump module is for 1999-2004 Chevrolet Silverado 1500/2500/3500 and GMC Sierra 1500/2500/3500 models equipped with V8 engines (4.8L, 5.3L, 6.0L). It explicitly excludes Flex Fuel variants.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandDeatschWerks
Part Number9-401-603-7011-DETSWR
CategoryAir and Fuel
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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