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The Subaru WRX is a beloved vehicle among car enthusiasts, particularly for its turbocharged performance and rally heritage. However, to unlock its full potential, upgrading the fuel system is essential. One of the most impactful modifications you can make is installing a high-flow fuel pump. This article explores the best high-flow fuel pumps available for the Subaru WRX, focusing on the gains you can achieve with brands like Perrin and DeatschWerks.
Why Upgrade Your Fuel Pump?
Upgrading to a high-flow fuel pump can lead to significant horsepower gains in your Subaru WRX. Here are some reasons why you should consider this upgrade:
- Increased Fuel Delivery: High-flow pumps provide more fuel to the engine, allowing for better combustion and performance.
- Support for Modifications: If you’re planning to upgrade your turbo or add performance tuning, a high-flow pump is essential.
- Enhanced Engine Efficiency: A better fuel pump can improve overall engine efficiency, leading to better throttle response and power output.
Top High-Flow Fuel Pumps for Subaru WRX
Perrin Fuel Pump
Perrin is a well-known name in the Subaru performance community. Their fuel pump is engineered for high performance and reliability. Here are some key features:
- Flow Rate: Up to 300 LPH, providing ample fuel for high horsepower builds.
- Compatibility: Designed to fit directly into the stock fuel system with minimal modifications.
- Durability: Built to withstand the rigors of high-performance applications.
The Perrin Fuel Pump is an excellent choice for those looking to achieve over 50 horsepower gains. It is particularly effective when paired with other performance upgrades.
DeatschWerks Fuel Pump
DeatschWerks is another reputable brand that specializes in high-performance fuel systems. Their fuel pump offers impressive performance and reliability. Here’s what you need to know:
- Flow Rate: Available in various flow rates, including options that exceed 300 LPH.
- Plug-and-Play Installation: Designed for easy installation without the need for extensive modifications.
- High-Quality Components: Made from durable materials to ensure longevity and reliability.
The DeatschWerks Fuel Pump is particularly suitable for those who are pushing their Subaru WRX to the limits, providing the necessary fuel flow to support high horsepower builds.
Installation Tips
Installing a high-flow fuel pump in your Subaru WRX can be a straightforward process if you follow these tips:
- Gather Tools: Make sure you have the necessary tools, including wrenches, screwdrivers, and safety equipment.
- Disconnect the Battery: Always disconnect the battery before starting any work on your fuel system.
- Relieve Fuel Pressure: Before removing the old pump, relieve the fuel pressure to avoid spills.
- Follow Instructions: Refer to the manufacturer’s instructions for specific installation steps and torque specifications.
Taking the time to install your high-flow fuel pump correctly will ensure optimal performance and reliability.
Conclusion
Upgrading to a high-flow fuel pump is one of the best ways to unlock additional horsepower in your Subaru WRX. Both Perrin and DeatschWerks offer excellent options that can support your performance goals. With the right fuel pump, you can achieve significant horsepower gains and enhance your driving experience. Whether you are a daily driver or a track enthusiast, investing in a high-flow fuel pump is a decision you won’t regret.