The DeatschWerks DW400 pump module is a drop-in fuel-pump assembly with durable PTFE fuel lines for 1999-2004 Chevrolet Silverado and GMC Sierra 1500/2500/3500 trucks. It replaces the OE module in the factory location, pairing a high-flow DW400 in-tank pump with chemical-resistant PTFE plumbing.
| Type | DW400 pump module w/ PTFE lines |
| Flow | 415 LPH (DW400 pump) |
| Mounting | In-tank module |
| Includes | PTFE fuel lines |
| Fitment | Chevrolet Silverado / GMC Sierra 1999-2004 (see table) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2004 | Chevrolet | Silverado 1500 | Base |
| 1999-2004 | Chevrolet | Silverado 1500 | LS |
| 1999-2004 | Chevrolet | Silverado 1500 | LT |
| 2002-2004 | Chevrolet | Silverado 1500 | WT |
| 2003-2004 | Chevrolet | Silverado 1500 | SS |
| 2004 | Chevrolet | Silverado 1500 | Hybrid |
| 2004 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 1999-2004 | Chevrolet | Silverado 2500 | Base |
| 1999-2004 | Chevrolet | Silverado 2500 | LS |
| 1999-2004 | Chevrolet | Silverado 2500 | LT |
| 2004 | Chevrolet | Silverado 2500 | WT |
| 2001-2004 | Chevrolet | Silverado 3500 | Base |
| 2001-2004 | Chevrolet | Silverado 3500 | LS |
| 2001-2004 | Chevrolet | Silverado 3500 | LT |
| 2004 | Chevrolet | Silverado 3500 | WT |
| 1999-2003 | GMC | Sierra 1500 | SL |
| 1999-2004 | GMC | Sierra 1500 | SLE |
| 1999-2004 | GMC | Sierra 1500 | SLT |
| 2001 | GMC | Sierra 1500 | C3 |
| 2002 | GMC | Sierra 1500 | HT |
| 2002-2004 | GMC | Sierra 1500 | Base |
| 2002-2004 | GMC | Sierra 1500 | Denali |
| 2002-2004 | GMC | Sierra 1500 | WT |
| 1999-2002 | GMC | Sierra 2500 | SL |
| 1999-2004 | GMC | Sierra 2500 | SLE |
| 1999-2004 | GMC | Sierra 2500 | SLT |
| 2002-2004 | GMC | Sierra 2500 | Base |
| 2003-2004 | GMC | Sierra 2500 | WT |
| 2001-2002 | GMC | Sierra 3500 | SL |
| 2001-2004 | GMC | Sierra 3500 | SLE |
| 2001-2004 | GMC | Sierra 3500 | SLT |
| 2002-2004 | GMC | Sierra 3500 | Base |
| 2004 | GMC | Sierra 3500 | WT |
