Feed Your Built Civic With Reliable High-Flow Fuel Delivery
The DeatschWerks 9-437-7242 DW400 Performance Module with DW430c pairs a drop-in returnless fuel pump module with a 430 lph compact pump for the 2012-2015 Honda Civic. The 9-437-7242 is built for daily-driven and modified Civics that need more fuel flow than the factory pump can deliver.
Key Features
- Drop-in DW400 module for a factory-style returnless installation (DeatschWerks 9-437-7242)
- DW430c 430 lph compact pump for high flow capacity
- Designed to support increased fuel demands from performance upgrades
- Returnless design matches the factory fuel system layout
- Compact pump sizing for a proper fit in the factory fuel tank
Fitment
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2012-2015 | Honda | Civic | DW400 Performance Module, returnless, part number 9-437-7242 |
Specifications
| Detail | Value |
|---|---|
| Part Number | 9-437-7242 |
| Pump Model | DW430c |
| Flow Rate | 430 lph |
| Module Type | DW400 Performance Module, Returnless |
| Warranty | Limited warranty from DeatschWerks |
What’s Included
- DW400 pump module housing
- DW430c 430 lph fuel pump
- Mounting hardware and seals
About DeatschWerks
DeatschWerks engineers fuel delivery components for daily driven and race-prepped vehicles. The DW400 module line pairs a factory-style drop-in housing with the DW430c pump so builders get reliable high flow without a full aftermarket fuel system swap.
Related Parts
- DeatschWerks DW400 pump module for the same 12-15 Civic Si
FAQ
Is this a returnless or return-style module?
This is the returnless configuration matching the factory fuel system layout.
What flow rate does the included pump provide?
The DW430c pump included in this module is rated at 430 lph.
Does this fit a stock, unmodified Civic?
Yes, it installs in place of the factory pump module, though the added flow is intended for supporting performance upgrades.
Do I need a separate fuel pump controller?
Refer to your specific fuel system setup, as some builds pair this module with a pump controller for voltage-based flow control.
Is professional installation recommended?
Yes, professional installation is recommended since it requires fuel tank access and fuel system safety precautions.
What warranty does this module carry?
It carries a limited warranty from DeatschWerks.
Does this module include mounting hardware?
Yes, mounting hardware and seals are included with the module.
What vehicles is this module designed for?
This DW400 module is designed for the 2012-2015 Honda Civic fuel system.
Installation Instructions
- Relieve fuel system pressure and disconnect the battery before beginning.
- Drain or safely manage remaining fuel in the tank per standard safety procedure.
- Remove the fuel tank or access panel to reach the factory pump module.
- Disconnect the factory module wiring and fuel lines.
- Remove the factory pump module from the tank.
- Install the DeatschWerks 9-437-7242 module with new seals in its place.
- Reconnect wiring and fuel lines, then reinstall the tank or access panel.
- Reconnect the battery and check for leaks before normal operation.
