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) |
| Part Number | 9-401-603-7011 |
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 |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
