DeatschWerks
DeatschWerks 06-11 Honda Civic Si K20 DW400 Pump Module - 9-401-7041
- SKU:
- DWK9-401-7041
- UPC:
- 887753535955
- MPN:
- 9-401-7041
- Availability:
- Regularly stocked product
Description
Is the DW400 fuel pump compatible with my Honda Civic?
The DW DW400 fuel pump is designed for a drop-in fitment, but always confirm specific vehicle compatibility for your Honda Civic.
How difficult is the installation of the DW400 fuel pump?
Achieve seamless integration with a drop-in fitment for a hassle-free upgrade to your Honda Civic's fuel system.
The DeatschWerks DW400 fuel pump is the highest flowing in-tank fuel pump of its time for your Honda Civic, achieving a 9/10 score for Street Performance. Its innovative fuel system components deliver unparalleled fuel delivery capabilities, ensuring consistent fuel pressure for maximum engine power and responsiveness.
What Owners Say
Owners and enthusiasts consistently praise the DW400 for resolving fuel pressure fluctuations and smoothing out acceleration, with some noting it nearly eliminates the dreaded low-speed stumble common in modified engines. The pump is frequently recommended alongside options like the Walbro 450 for E85 conversions targeting 500-650whp, though opinions remain mixed on its reputation at higher power levels. Some experienced builders mention the DW400 as "controversial," and there are scattered reports of Deatschwerks pumps failing, particularly when pushed hard continuously at elevated horsepower. Most agree the pump performs reliably when operated within reasonable duty cycles. For enthusiasts seeking solid fueling support on pump gas or E85 builds, the DW400 maintains a respected position among proven aftermarket solutions.
Key Features
- high-performance fuel system solutions
- high flow drop-in fitment fuel injectors
- highest flowing in-tank fuel pump of its time
- innovative fuel system components
- in-tank and in-line pumps
- surge tanks
Why Choose the DW DW400 Fuel Pumps
Delivers consistent fuel pressure for maximum engine power and responsiveness.
Achieves seamless integration for a hassle-free upgrade to your Honda Civic.
Transforms your engine's potential with unparalleled fuel delivery capabilities.
Provides the ultimate fuel flow to support extreme performance modifications.
Who Is This For?
Street Performance — 9/10
Highest flowing pump for Honda Civic performance.
Track / Autocross — 8/10
High-performance fuel system solution for demanding use.
Drag Racing — 8/10
High flow supports increased fuel demands for racing.
Racing Competition — 8/10
High-performance fuel system for competitive motorsport.
Engine Performance — 9/10
Supports higher fuel flow for improved engine output.
Easy DIY Install — 7/10
Drop-in fitment simplifies installation process.
Frequently Asked Questions
How do I confirm if the DeatschWerks DW400 fuel pump fits my Honda Civic?
Confirm fitment with your vehicle by checking the product's detailed compatibility list before purchase. This ensures seamless integration and a hassle-free upgrade for your Honda Civic. Achieving the right fitment is crucial for optimal performance and reliability.
Is the DeatschWerks DW400 fuel pump easy to install?
The DeatschWerks DW400 fuel pump features drop-in fitment for a simplified installation process. This design achieves seamless integration, making it an accessible upgrade for many enthusiasts. Enjoy a hassle-free enhancement to your vehicle's fuel system.
What kind of performance can I expect from the DW400 fuel pump in my Honda Civic?
Achieve exceptional engine performance with the DW400 fuel pump, scoring a 9 for 'Engine Performance' and 'Street Performance'. This high-flow pump transforms your engine's potential with unparalleled fuel delivery. Experience maximum engine power and responsiveness with this upgrade.
What is the best use case for the DeatschWerks DW400 fuel pump?
The DeatschWerks DW400 excels in 'Street Performance' and 'Engine Performance' use cases, with high scores of 9. It delivers consistent fuel pressure for maximum engine power and responsiveness. Transform your engine's potential with these unparalleled fuel delivery capabilities.
Important Notices
⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.
Browse More: Shop All Fuel Pumps — Fuel Delivery
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
9-401-7041 |
Proposition 65: |
N |
Case Lot Quantity: |
1 |
Category: |
Fuel Delivery>Fuel Pumps |
Install Type: |
Drop-In |
Product Level: |
Premium Performance |
Street Performance: |
9/10 |
Track / Autocross: |
8/10 |
Drag Racing: |
8/10 |
Racing Competition: |
8/10 |
Engine Performance: |
9/10 |
Easy DIY Install: |
7/10 |
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