DEATSCHWERKS 9-439-1009 Fuel Pump Gtr 887753545763 430LPH

( Brand: Deatschwerks ), ( Manufacturer Part Number: 9-439-1009 ), ( Type: Auto ), ( UPC: 887753545763 )

Review DEATSCHWERKS Compact 430lph Fuel Pump Nissan Gtr fits R35 2009–2015

The **Deatschwerks 9-439-1009 430LPH Fuel Pump** is a high-performance, direct-replacement fuel pump meticulously engineered to elevate the performance and reliability of the **2009 2015 Nissan R35 GT-R**, particularly when paired with forced induction or high-horsepower modifications. Designed to surpass the stock unit s limitations, this pump delivers a robust **430 liters per hour (LPH)** flow rate, ensuring a consistent and abundant fuel supply to support aggressive throttle responses, turbocharged setups, or even naturally aspirated builds pushing beyond factory specifications. Crafted from premium materials, including a durable **aluminum housing** and a high-efficiency **brushless DC motor**, this pump is built to withstand the demands of high-flow applications without overheating or failing under sustained load. The **direct-fit design** eliminates the need for extensive modifications, seamlessly integrating into the R35 s fuel system while maintaining the original mounting points and wiring connections for hassle-free installation. Whether you're tuning for track use, daily driving with a turbocharger, or simply looking to future-proof your engine against potential fuel starvation, this pump provides the reliability and performance needed to keep your GT-R s power delivery smooth, consistent, and unrestricted. Built to meet or exceed OEM standards while offering superior longevity, the **Deatschwerks 430LPH fuel pump** is an essential upgrade for any serious Nissan enthusiast seeking to maximize efficiency, prevent fuel pressure drops, and ensure peak performance across the entire RPM range.

### **Pros and Cons of buying a Deutschwerks 9-439-1009 430LPH Fuel Pump (2009 2015 Nissan R35 GT-R)**

1. **High Flow Rate (430LPH)** This pump significantly exceeds the stock flow rate of the R35 GT-R s fuel system, which is typically around 150 200LPH. The increased flow ensures better fuel delivery under heavy throttle, reducing fuel starvation and improving performance, especially in high-power builds.

2. **Direct Replacement Fit** The Deutschwerks 9-439-1009 is designed as a direct drop-in replacement for the stock Nissan fuel pump, meaning no major modifications are required to install it. This makes it a convenient upgrade for those who want to enhance fuel delivery without extensive wiring or plumbing changes.

3. **High-Quality Construction** Deutschwerks is a reputable brand known for producing reliable fuel pumps and injectors. This pump is built to handle the demands of high-performance applications, with durable materials and precise engineering to prevent premature failure.

4. **Compatibility with Aftermarket Tuning** Since the R35 GT-R is a popular platform for forced induction and high-power builds, a 430LPH pump ensures that the fuel system can keep up with increased power demands from turbochargers, superchargers, or aggressive tuning. This helps prevent fuel pressure drops and misfires under heavy load.

5. **Easy Installation** The pump is designed to fit into the stock fuel tank without requiring a new tank or extensive modifications. It connects to the existing fuel lines and wiring harness, making it a straightforward upgrade for DIY enthusiasts.

6. **Supports High-Power Applications** For builds pushing 500 horsepower or those running aggressive nitrous setups, a 430LPH pump is a critical component to ensure the fuel system can deliver adequate fuel pressure and volume. Without sufficient flow, the engine may run rich or suffer from poor performance.

7. **Widely Available Support** Deutschwerks has a strong reputation in the tuning community, and this pump is well-documented. If issues arise, there is likely to be community support, forums, or dealer assistance available for troubleshooting.

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1. **Cost** The Deutschwerks 9-439-1009 is not a cheap upgrade. Prices typically range between $300 $500, depending on the retailer and whether it s new or used. This can be a significant investment, especially for enthusiasts on a budget.

2. **Requires Additional Fuel System Upgrades** While the pump itself is a direct replacement, simply installing a 430LPH pump may not be enough for high-power builds. You may still need to upgrade other components such as:

- **Fuel injectors** (larger than stock, e.g., 750cc or 1000cc for high-power applications).

- **Fuel pressure regulator** (to handle the increased flow).

- **Fuel lines and filters** (to ensure clean fuel delivery and prevent clogging).

- **Fuel tank capacity** (if running very high power, a larger tank or additional fueling solutions may be necessary).

These additional costs add up quickly.

3. **Potential for Fuel Starvation if Not Properly Tuned** Even with a high-flow pump, the engine control unit (ECU) must be tuned to account for the increased fuel delivery. Without proper tuning, the engine may run rich, leading to wasted fuel, potential damage to catalytic converters, or poor drivability. A standalone pump installation without tuning is not recommended for high-power builds.

4. **Risk of Clogging or Failure** High-flow pumps can be more susceptible to clogging if the fuel system is not properly filtered. Poor-quality fuel or debris in the fuel lines can cause the pump to fail prematurely. Regular fuel system maintenance (e.g., fuel system cleaners, high-quality fuel additives) is essential.

5. **Wiring and Electrical Considerations** While the pump is a direct replacement, the stock wiring may not be sufficient for high-power applications. The pump draws more current than the stock unit, and in some cases, a thicker wire or a dedicated fuse may be required to prevent voltage drops or electrical issues.

6. **Not a "Plug-and-Play" Solution for Stock Applications** If you re not planning to modify the engine significantly, a 430LPH pump may be overkill. The stock fuel system is designed for the stock power output, and upgrading the pump without increasing power or tuning can lead to unnecessary fuel waste and potential issues like fuel pressure regulator failure.

7. **Limited Longevity in Extreme Conditions** While Deutschwerks pumps are durable, extreme conditions such as high ambient temperatures, poor fuel quality, or aggressive driving (e.g., repeated high-load cycles) can reduce the pump s lifespan. Regular maintenance and monitoring are necessary to ensure longevity.

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The Deutschwerks 9-439-1009 430LPH fuel pump is a **highly capable upgrade** for the 2009 2015 Nissan R35 GT-R, particularly for enthusiasts pursuing **forced induction, high-power builds, or aggressive tuning**. Its direct replacement design, high flow rate, and reliability make it a strong choice for those who need to match their fuel delivery to increased power demands. However, it is **not a standalone solution** it must be paired with proper tuning, upgraded injectors, and a well-maintained fuel system to avoid issues like fuel starvation or clogging.

For **stock or lightly modified R35 GT-Rs**, this pump may be unnecessary and could lead to wasted fuel and potential problems if not properly integrated. For **high-performance builds (400 horsepower or forced induction)**, it is a **critical component** to ensure the fuel system can keep up with the engine s demands.

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- You are building a **high-power R35 GT-R (400 horsepower, turbocharged, or nitrous-equipped)**.

- You plan to **upgrade your injectors and tune the ECU** to match the increased fuel flow.

- You want a **direct replacement pump** that is reliable and widely supported in the tuning community.

- You are prepared to invest in **additional fuel system upgrades** (lines, filters, regulators) to complement the pump.

- You are running a **stock or mildly modified R35 GT-R** without plans for significant power increases.

- You are **not willing to tune the ECU** or upgrade other fuel system components.

- You are on a **tight budget**, as the pump and necessary upgrades can be expensive.

- You lack experience with **fuel system maintenance**, as poor fuel quality or lack of filtration can shorten the pump s lifespan.

**Final Verdict:** For serious high-performance builds, the Deutschwerks 9-439-1009 is a **worthwhile investment** that will significantly improve fuel delivery and engine reliability. However, it should be part of a **comprehensive fuel system upgrade plan**, not a standalone fix. Always pair it with proper tuning and maintenance to avoid potential issues.

Details:

May not be accurate. Fast Free, Shipping: Brand DeatschWerks, Part Number 9-439-1009, UPC Code 3, Condition New. The compatibility section is not always 100% accurate.

The color, quantity, size, etc. This item comes with the full manufacturers warranty.

part #: 94391009 prices

• $204.95-$219.00

specifications fuepumintak:

• for models: R35
• for makes: Nissan
• for years: 2009-2015
• brand: Deatschwerks
• mpn: 9-439-1009
• type: Auto
• upc: 887753545763

general fuepumintak:

• condition: New
• ATV, Side-by-Side UTV Parts Accessories > Air Intake Fuel Delivery > Fuel Pumps Sending Units

offer fuepumintak:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• quantity: 1
• started: April 1, 2026

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• # reviews: 18432
• city: Flat Rock, North Carolina
• rating: 99.7%

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• other
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shipping fuepumintak:

• cost: $0.00
• type: Fixed
• service: Standard
• class: Standard
• transit: 2-5 Days

returns fuepumintak:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

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