The DeatschWerks DW400 pump module is an in-tank replacement and return kit engineered to restore high-flow fuel delivery in modern GM trucks. It upgrades factory serviceability by providing a complete pump module with CPE fuel line routing for reliable fuel supply under load. This DW400 kit fits Chevy Silverado and GMC Sierra 1500/2500/3500 with 4.8L, 5.3L or 6.0L V8 engines for 2005–2013 (excludes flex-fuel models) and includes return kit hardware.
DeatschWerks 05-09 GM Truck DW400 Pump Module w/CPE fuel lines