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Product Details
| Part Number: | 9-437-1009 |
| Brand: | DeatschWerks |
| Size: | 430lph |
The DeatschWerks 9-437-1009 is a high-performance in-tank fuel pump engineered to deliver a significant upgrade in fuel delivery for a range of enthusiast vehicles. Part of DeatschWerks’ proven DW430C series, this compact 430 LPH pump provides robust, consistent fuel flow and pressure — ideal for performance builds, engine upgrades, forced induction setups, and daily drivers seeking improved drivability. Designed for direct application in popular platforms like Acura RSX, Honda Civic, and Mazda MX-5, it offers reliable operation and support for higher power demands while maintaining a compact, easy-to-install form factor.
Features:
- High-Output 430 LPH Fuel Flow: Delivers up to 430 liters per hour of continuous fuel flow — excellent for upgraded, turbocharged, or high-performance engines.
- Compact In-Tank Design: Slim profile enables drop-in installation into many OEM fuel pump modules without extensive modification.
- Series-Proven DW430C Technology: Built on DeatschWerks’ DW430C platform known for stability and performance at elevated pressures.
- Application-Specific Fitment: Designed to directly fit select vehicles such as the 2002–2006 Acura RSX, 2001–2005 Honda Civic, and 2006–2015 Mazda MX-5 (Miata) — making it a targeted upgrade for these platforms.
- Ethanol & Performance Fuel Ready: Compatible with ethanol blends (such as E85) and higher-octane fuels often used in performance applications, enabling versatile use.
- Improved Throttle Response & Driveability: Enhanced fuel delivery helps prevent fuel starvation under high load or RPM, improving throttle response and overall performance.
- Reliable Construction: Manufactured with high-quality materials intended for consistent, long-term operation under demanding conditions.
- Direct Replacement for OEM Pumps: Serves as a more capable alternative to stock fuel pumps for tuned or stock-plus builds without difficult installation.
Whether you’re building for power, reliability, or improved daily performance, the DeatschWerks 9-437-1009 DW430C pump is a popular choice among tuners and performance enthusiasts. Its high flow rate, compact fit, and dependable operation make it well-suited for engines that demand more fuel than stock delivery systems can provide — especially under boost, higher RPM, or extended driving conditions.
WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.
Vehicle Fitment
| Year | Make | Model | Trim |
|---|---|---|---|
| 2001 | Honda | Civic | DX |
| 2001 | Honda | Civic | EX |
| 2001 | Honda | Civic | GX |
| 2001 | Honda | Civic | HX |
| 2001 | Honda | Civic | LX |
| 2002 | Acura | RSX | Base |
| 2002 | Acura | RSX | Type-S |
| 2002 | Honda | Civic | DX |
| 2002 | Honda | Civic | EX |
| 2002 | Honda | Civic | GX |
| 2002 | Honda | Civic | HX |
| 2002 | Honda | Civic | LX |
| 2002 | Honda | Civic | Si |
| 2003 | Acura | RSX | Base |
| 2003 | Acura | RSX | Type-S |
| 2003 | Honda | Civic | DX |
| 2003 | Honda | Civic | EX |
| 2003 | Honda | Civic | GX |
| 2003 | Honda | Civic | HX |
| 2003 | Honda | Civic | Hybrid |
| 2003 | Honda | Civic | LX |
| 2003 | Honda | Civic | Si |
| 2004 | Acura | RSX | Base |
| 2004 | Acura | RSX | Type-S |
| 2004 | Honda | Civic | DX |
| 2004 | Honda | Civic | EX |
| 2004 | Honda | Civic | GX |
| 2004 | Honda | Civic | HX |
| 2004 | Honda | Civic | Hybrid |
| 2004 | Honda | Civic | LX |
| 2004 | Honda | Civic | Si |
| 2004 | Honda | Civic | Value Package |
| 2005 | Acura | RSX | Base |
| 2005 | Acura | RSX | Type-S |
| 2005 | Honda | Civic | DX |
| 2005 | Honda | Civic | EX |
| 2005 | Honda | Civic | EX Special Edition |
| 2005 | Honda | Civic | GX |
| 2005 | Honda | Civic | HX |
| 2005 | Honda | Civic | Hybrid |
| 2005 | Honda | Civic | LX |
| 2005 | Honda | Civic | LX Special Edition |
| 2005 | Honda | Civic | Si |
| 2005 | Honda | Civic | Value Package |
| 2006 | Acura | RSX | Base |
| 2006 | Acura | RSX | Type-S |
Engine Fitment
Honda 2.0L/1998CC - 4 Cylinder (K20A3)
Honda 2.0L/1998CC - 4 Cylinder (K20A2)
Honda 1.7L/1668CC - 4 Cylinder (D17A1)
Honda 1.7L/1668CC - 4 Cylinder (D17A2)
Honda 1.7L/1668CC - 4 Cylinder (D17A6)
Honda 1.7L/1668CC - 4 Cylinder (D17A7)
Honda 1.7L/1700CC - 4 Cylinder (D17A1)
Honda 1.7L/1700CC - 4 Cylinder (D17A2)
Honda 1.7L/1700CC - 4 Cylinder (D17A6)
Honda 1.7L/1700CC - 4 Cylinder (D17A7)
Honda 1.3L/1339CC - 4 Cylinder (LDA1)
Honda 2.0L/1998CC - 4 Cylinder (K20Z1)
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