When it comes to high-performance vehicles, the choice of fuel pump plays a key role in maximizing engine efficiency and power output. For those using E85 fuel, selecting the right external fuel pump is essential. E85, a blend of 85% ethanol and 15% gasoline, requires pumps that can handle its unique properties. This blog will explore some of the best E85 external fuel pumps available, focusing on their performance, reliability, and compatibility with high-performance setups. Each option will be evaluated based on critical factors such as flow rate, pressure capabilities, and construction quality. Whether you are upgrading your current system or building a new one, this guide will provide valuable insights into the best choices for your vehicle.
List of Top 5 best e85 external fuel pump

View on Amazon

View on Amazon

View on Amazon

View on Amazon

View on Amazon
Top 5 best e85 external fuel pump Reviews
In this section, we present a review of the top five E85 external fuel pumps available on the market. E85 fuel, composed of 85% ethanol and 15% gasoline, requires specific fuel pumps to perform efficiently. The right pump can greatly enhance vehicle performance and fuel system reliability. Each review highlights key features, performance metrics, and compatibility to help readers make informed decisions. The focus is on quality, durability, and user feedback to provide a clear understanding of each product’s strengths.
High Flow 300LPH Electric Inline Fuel Pump 12V Universal
Specifications:
– Designed specifically for 12V DC EFI systems.
– Test flow rates are as follows:
– 200 LPH at 75 PSI and 12V
– 255 LPH at 43 PSI and 12V
– 300 LPH at 43 PSI and 13.5V
– Operating pressure is 75 PSI.
– Operating temperature range is from -68 °F to 194 °F.
– Compatible with a variety of fuels including gasoline, pump gas, race gas, diesel, E85, and alcohol/ethanol.
– Recommended installation location is below the fuel tank to allow gravity-fed fuel flow.
– Installation instructions are included with the product.
This fuel pump is designed specifically for 12V DC EFI systems, offering impressive flow rates up to 300 LPH. It operates effectively under various conditions, compatible with gasoline, diesel, and E85. Installation is straightforward, recommended below the tank for optimal gravity feed. Clear instructions are included for ease.
Pros:
– Designed specifically for 12V DC EFI systems, ensuring compatibility with targeted applications.
– Offers various flow rates, providing flexibility for different performance needs.
– Compatible with a wide range of fuel types, including gasoline, diesel, and E85, enhancing versatility.
Cons:
– Limited to 12V DC EFI systems, which may restrict use in other setups.
– Requires installation below the tank to function properly, which may complicate setup for some users.
– Operating temperature range may not suit all environments, potentially limiting application in extreme conditions.
Best For:
This product is best suited for users who require a fuel pump specifically designed for 12V DC EFI systems, offering high flow rates and compatibility with various fuel types, while also allowing for straightforward installation below the tank.
OSIAS 380LPH E85 Compatible Inline Fuel Pump with Check Valve and AN Outlets
Specifications:
– OSIAS 380LPH Inline External Fuel Pump designed for high performance.
– Compatible with E85 fuel blends.
– Features a 10AN inlet for efficient fuel flow.
– Includes a check valve to prevent backflow.
– Equipped with an 8AN outlet for easy installation.
– Delivers a fuel flow rate of 380 liters per hour.
– Constructed for durability and reliability in various conditions.
– Suitable for use in aftermarket and performance applications.
– Designed to work with various fuel systems.
– Compact design allows for flexible mounting options.
The OSIAS 380LPH Inline External E85 Compatible Fuel Pump delivers impressive performance with a 10AN inlet and 8AN outlet. Its robust check valve design enhances reliability, making it suitable for high-demand applications. This pump efficiently handles E85 fuel, ensuring consistent flow and pressure for optimal engine performance.
Pros:
The OSIAS 380LPH Inline Fuel Pump is compatible with E85 fuel, making it suitable for various high-performance applications.
It features a 10AN inlet and an 8AN outlet, providing flexibility in installation options.
The built-in check valve helps prevent backflow, enhancing overall system efficiency.
Cons:
The high flow rate may not be necessary for all vehicles, potentially leading to oversizing for some applications.
Installation may require additional fittings or modifications, complicating the setup process.
Being an external pump, it may be more exposed to environmental factors compared to internal pumps.
Best For:
The OSIAS 380LPH Inline External E85 Compatible Fuel Pump is best suited for performance-oriented vehicles that require high fuel flow rates and compatibility with E85 fuel.
QFS 380LPH E85 Compatible Inline Fuel Pump with 8AN Inlet and Outlet, Check Valve Replacement
Specifications:
– The product features advanced peak engineering to promote reliability and longevity.
– It is designed to balance volume, pressure, and turbine impeller angle to prevent fuel overheating.
– The system is built for problem-free operation, with performance expected to exceed 100,000 miles.
– High-performance fuel pumps have been flow-tested for guaranteed accuracy.
– This helps vehicles achieve peak performance and is recommended for those with engine performance upgrades.
– Flow rates are 387 liters per hour while drawing 7.2 amps at 45 psi and 346 liters per hour while drawing 8.7 amps at 60 psi.
– The construction of the product is durable, capable of handling the stress of high-octane fuel.
– It surpasses industry standards for longevity and reliability.
– The design promotes quiet operation, utilizing upgraded polymers, brushes, and commutators.
– This setup maintains consistent flow and amperage draw while operating quietly.
– A lifetime warranty is included, supported by a dedicated in-house customer service team in the USA.
– Quantum Fuel Systems has been American-owned and operated since its inception.
– Customer service is available in both English and Spanish.
The Quantum Fuel Systems high-performance fuel pump excels in reliability and longevity. Its advanced engineering prevents overheating, ensuring smooth operation beyond 100,000 miles. Flow-tested for accuracy, it supports upgraded engines with quiet performance. Backed by a lifetime warranty and dedicated U.S. support, this pump is a solid choice for any…
Pros:
1. The engineering design promotes reliability and longevity, allowing for problem-free operation beyond 100,000 miles.
2. Flow-tested high-performance fuel pumps provide accurate flow rates, enhancing vehicle performance, especially for upgraded engines.
3. Durable construction withstands high octane fuel, exceeding industry standards for durability and reliability.
Cons:
1. The higher amperage draw at certain pressures may lead to increased electrical demands on the vehicle.
2. While designed for quiet operation, some users may still experience noise during peak performance.
3. The lifetime warranty may require the customer to navigate specific terms and conditions for service.
Best For:
This product is best suited for vehicle owners who have made engine performance upgrades and seek a reliable, high-performance fuel pump that ensures consistent flow and quiet operation, while also providing durability and a lifetime warranty.
QFS 380LPH E85 Compatible Inline Fuel Pump Replacement with 10AN Inlet and 8AN Outlet
Specifications:
– The product features advanced peak engineering designed to enhance reliability and longevity.
– It balances volume, pressure, and turbine impeller angle to prevent fuel overheating, ensuring problem-free operation for over 100,000 miles.
– Flow-tested high-performance fuel pumps guarantee accurate flow, supporting peak vehicle performance.
– Recommended for vehicles with engine performance upgrades, it flows 380 liters per hour at 43 psi, 340 liters per hour at 73 psi, and 270 liters per hour at 120 psi.
– Durable construction withstands the stress of high-octane fuel while exceeding industry standards for longevity and reliability.
– It operates quietly due to upgraded polymers, brushes, and commutators, ensuring consistent flow and amperage draw.
– The product comes with a lifetime warranty and includes dedicated in-house customer service based in Ventura, California.
– Quantum Fuel Systems has maintained American ownership and operation since 1999. Spanish-speaking support is available.
The Quantum Fuel Systems pump stands out for its robust engineering, ensuring reliability and longevity even under high-performance conditions. With impressive flow rates and quiet operation, it meets the demands of upgraded engines seamlessly. Backed by a lifetime warranty and dedicated customer service, this product offers great value for performance…
Pros:
– The engineering design promotes reliability and longevity, supporting operation for over 100,000 miles without overheating.
– Flow-tested performance guarantees accurate fuel flow, enhancing vehicle performance, particularly for upgraded engines.
– Durable construction withstands high octane fuel stress, exceeding industry standards for reliability.
Cons:
– High-performance specifications may not be suitable for standard vehicles, limiting appeal to a niche market.
– The quiet operation feature could be less noticeable in louder environments, potentially diminishing its perceived value.
– A lifetime warranty may imply a higher upfront cost, which could deter budget-conscious buyers.
Best For:
This product is best suited for vehicle owners with engine performance upgrades who require a reliable and high-flow fuel pump capable of handling high octane fuel, ensuring consistent performance and quiet operation for long distances.
High Flow Universal Inline Electric Fuel Pump 300LPH 12V/13.5V E85 AN10 Inlet AN6 Outlet
Specifications:
– OEM Part Number: 0580254044, 044, 99362010480
– Application: Fuel Pump 200 LPH under 75 PSI at 12V; 255 LPH under 43 PSI at 12V; 300 LPH under 43 PSI at 13.5V. Operating Pressure: 75 PSI. Operating Temperature Range: -68 °F to 194 °F.
– Installation: Recommended to install below the tank to prevent fuel flow back and to allow fuel to be gravity-fed from the fuel tank.
– Medium: Compatible with gasoline, pump gas, race gas, diesel, E85, and alcohol/ethanol.
– Warranty: External fuel pump has a warranty period of 6 months.
The fuel pump is a reliable choice for various applications, offering impressive flow rates of up to 300 LPH. It operates efficiently under different pressures and temperatures, making it versatile for gasoline and diesel. Installation below the tank is recommended for optimal performance. A six-month warranty adds confidence to the…
Pros:
– The fuel pump supports various flow rates and pressures, catering to different engine requirements.
– It is compatible with multiple fuel types including gasoline, diesel, and E85, providing versatility.
– The installation recommendation to place it below the tank enhances fuel delivery efficiency.
Cons:
– The warranty period of six months may be shorter compared to other products in the market.
– Operating temperature range is quite broad, which may not be ideal for all environments.
– Installation may require additional considerations to prevent fuel flow back, adding complexity.
Best For:
This fuel pump is best suited for automotive enthusiasts and professionals seeking a reliable solution for high-performance fuel delivery in vehicles compatible with various fuel types, including gasoline, diesel, and ethanol blends.
Things to Consider Before Buying best e85 external fuel pump
Before purchasing an E85 external fuel pump, several factors play a key role in making an informed decision. Buyers should evaluate the pump’s compatibility with their vehicle and its capacity to handle ethanol blends. Price, reliability, and customer reviews also contribute to selecting the best option for specific needs.
Choosing the Right Flow Rate
When selecting an E85 external fuel pump, the flow rate is a key factor. The pump must provide sufficient fuel to meet the demands of the engine. A flow rate that is too low can lead to performance issues, while a rate that is excessively high may not be compatible with the fuel system.
Compatibility with E85 Fuel
Not all fuel pumps are designed for E85, which contains a higher concentration of ethanol. Ethanol can be corrosive to certain materials, so it is crucial to select a pump specifically rated for E85 use. This ensures longevity and reliability in performance.
Installation Requirements
Installation is another critical aspect to consider. Some pumps may require specific fittings or modifications to the fuel system. Understanding the installation process and any necessary components will help avoid complications and ensure effective operation.
FAQ for best e85 external fuel pump
What is an external fuel pump for E85?
An external fuel pump for E85 is designed to deliver fuel from the tank to the engine while accommodating the specific properties of E85 fuel. These pumps are built to handle higher ethanol content and provide reliable performance.
What are the benefits of using an E85 external fuel pump?
Using an E85 external fuel pump can enhance fuel delivery efficiency and ensure consistent performance in high-demand situations. These pumps are engineered to withstand the corrosive effects of ethanol, extending their lifespan.
How do you choose the best E85 external fuel pump?
To choose the best E85 external fuel pump, consider factors such as flow rate, compatibility with your vehicle, and build quality. Look for pumps with positive reviews and those specifically designed for E85 applications.
Can an E85 external fuel pump be used with gasoline?
Many E85 external fuel pumps can also work with gasoline, but compatibility should be confirmed before use. Pumps designed exclusively for E85 may not perform optimally with gasoline, which can affect engine performance.
What is the typical price range for an E85 external fuel pump?
The price of an E85 external fuel pump can vary widely based on brand and specifications, typically ranging from a few hundred to over a thousand dollars. Investing in a quality pump can lead to better performance and reliability in the long run.
Conclusion
The blog presents a detailed overview of the best E85 external fuel pumps available on the market. Each product is evaluated based on performance, reliability, and user feedback. This information assists readers in making informed decisions when selecting a fuel pump that meets their needs.
- Best Auto Battery Brands Reviewed for Reliability and Performance - 15 June 2025
- Best Auto Batteries for Reliable Performance and Longevity - 15 June 2025
- Best Auto Battery Ratings for Reliable Performance - 15 June 2025