Best Automotive Fuel Relays

Looking for the best automotive fuel relays? We’ve tested and reviewed the top 10 options to help you find the perfect fit for your vehicle.

Automotive fuel relays are essential for keeping your vehicle running smoothly. They control power to critical parts like the fuel pump, ensuring reliable performance.

Choosing the right relay can save you time and money. Our guide highlights top-rated options designed for durability and easy installation.

We’ve tested and reviewed the best automotive fuel relays to help you make an informed choice. Find the perfect fit for your vehicle and drive with confidence.

List of Top 10 Automotive Fuel Relays

Image Title Best For Price
9038 Relay Bypass Switch, Relay Bypass Switch Kit, Replacement 9036 9037, Fit for Domestic GM BMW, Audi, Chrysler, 6-Pack, Black 9038 Relay Bypass Switch, Relay Bypass Switch Kit, Replacement 9036 9037, Fit for Domestic GM BMW, Audi, Chrysler, 6-Pack, Black

This 9038 Relay Bypass Switch Kit is perfect for car owners and mechanics who need a reliable, easy-to-install solution for fuel pump, window motor, or headlight switch issues. It’s compatible with many car models and saves time and money with its plug-and-play design.

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SWQS P6STD FOAB-14B192-AA Automotive Relay, 12V 5 Pin Fuel Pump Starter Relays for Ford F-150, Explorer, Expedition, Transit, Ensure Stable Operation of Automotive Electrical Systems SWQS P6STD FOAB-14B192-AA Automotive Relay, 12V 5 Pin Fuel Pump Starter Relays for Ford F-150, Explorer, Expedition, Transit, Ensure Stable Operation of Automotive Electrical Systems

This automotive relay is perfect for Ford owners who need a reliable replacement for their F-150, Explorer, Expedition, or Transit. It’s easy to install and works great for fuel pumps, fans, and more.

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4PCs 5 Pin 30A 12V Heavy Duty Multi-Purpose Fuel Pump Relay - Universal Automotive Relay with Waterproof Design for Most Truck SUV Car Accessories (5 Pin/4PCs) 4PCs 5 Pin 30A 12V Heavy Duty Multi-Purpose Fuel Pump Relay – Universal Automotive Relay with Waterproof Design for Most Truck SUV Car Accessories (5 Pin/4PCs)

This 4-piece fuel pump relay set is perfect for car, truck, SUV, or RV owners who need reliable, waterproof relays for their vehicle accessories. It’s great for controlling lights, horns, or air conditioning with stable performance and easy installation.

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PACLVIO 4Pcs 4 Pin 12V 30A Relay, Car Starter Switch Relays, Multi Purpose Auto Fuel Pump Relay,High Performance Waterproof Stable Universal for Car Motor Automotive Replacement Accessories PACLVIO 4Pcs 4 Pin 12V 30A Relay, Car Starter Switch Relays, Multi Purpose Auto Fuel Pump Relay,High Performance Waterproof Stable Universal for Car Motor Automotive Replacement Accessories

This product is perfect for car owners who need a reliable and easy-to-install solution for their vehicle’s electrical systems. It’s great for DIY repairs and upgrades.

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ZOZOMOTORS Electric Fuel Pump Relay Kit Fuel Pump Wiring Harness Bypass 40 AMP Waterproof Switch Heavy Duty Long Wires Universal Fit 12V System P/N 30247 ZOZOMOTORS Electric Fuel Pump Relay Kit Fuel Pump Wiring Harness Bypass 40 AMP Waterproof Switch Heavy Duty Long Wires Universal Fit 12V System P/N 30247

This ZOZOMOTORS Electric Fuel Pump Relay Kit is perfect for anyone who needs a reliable and easy-to-install solution for their 12V fuel pump system. Whether you’re upgrading your vehicle or working on a custom project, this kit has everything you need to ensure safe and efficient fuel delivery.

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YUXIVCNE 9038 Fuel Pump Relay Bypass Master Kit - Pack of 6 Relay Tester Diagnostic Scan Tool Bypass Switch Kit - Replaces 9036 9037 YUXIVCNE 9038 Fuel Pump Relay Bypass Master Kit – Pack of 6 Relay Tester Diagnostic Scan Tool Bypass Switch Kit – Replaces 9036 9037

This YUXIVCNE 9038 Fuel Pump Relay Bypass Master Kit is perfect for car enthusiasts and mechanics who need to test and control automotive components like fuel pumps, window motors, and headlights. It’s easy to install and works reliably for Audi, BMW, Volkswagen, and more.

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SWPHRT Car Fuel Pump Relay, 4-Pin Plug-in Vehicle Fuel Pump Relay Assembly, Automotive Electrical Systems OEM# 39794-SDA-003 39794-SDA-005 Replacement, Compatible with Accord CR-V SWPHRT Car Fuel Pump Relay, 4-Pin Plug-in Vehicle Fuel Pump Relay Assembly, Automotive Electrical Systems OEM# 39794-SDA-003 39794-SDA-005 Replacement, Compatible with Accord CR-V

This SWPHRT Car Fuel Pump Relay is perfect for car owners who want a reliable and easy-to-install replacement part. It’s ideal for Accord (2003-2020) and CR-V (2007-2019) drivers looking to improve fuel efficiency and ensure smooth engine performance.

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BWBWND 2PCS Car Power Relays, 12V 40A 5 Pin Spdt Multi Purpose Automotive Fuel Pump Starter Relay, Heavy Duty Standard Relay for Electrical System Replace G8V-RH-1C7T-R-DC12 BWBWND 2PCS Car Power Relays, 12V 40A 5 Pin Spdt Multi Purpose Automotive Fuel Pump Starter Relay, Heavy Duty Standard Relay for Electrical System Replace G8V-RH-1C7T-R-DC12

This BWBWND 2PCS Car Power Relay is perfect for anyone who needs a reliable and durable solution for their vehicle’s electrical system. Whether you’re fixing a car, truck, or SUV, this easy-to-install relay ensures efficient power management for lighting, motors, and more.

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Nilight SPST Multi Purpose Relay 12V 5 Prong Fuel Pump Relay 5Pack 35A/20A Ultra Micro ISO Automotive Replacement Accessory Power Relays for Automotive Cars Truck tractor Marine Boat, 2 Years Warranty Nilight SPST Multi Purpose Relay 12V 5 Prong Fuel Pump Relay 5Pack 35A/20A Ultra Micro ISO Automotive Replacement Accessory Power Relays for Automotive Cars Truck tractor Marine Boat, 2 Years Warranty

This 5-pack of Nilight relays is perfect for anyone who needs reliable replacements for their car, truck, tractor, or boat. It’s great for fixing issues like headlights, fuel pumps, or windshield wipers.

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Painless Performance 50102 Fuel Pump Relay Kit Painless Performance 50102 Fuel Pump Relay Kit

The Painless Performance 50102 Fuel Pump Relay Kit is perfect for racers who want to protect their vehicle’s electrical system and maintain fuel pump pressure during high-performance driving. It’s also great for anyone looking for reliable, American-made parts to upgrade their car.

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Detailed Reviews

Discover the top 10 Automotive Fuel Relays handpicked for reliability and performance. Each product is expert-reviewed and backed by customer feedback, ensuring you get the best value. Whether you need durability, easy installation, or affordability, this guide has you covered. Find the perfect relay to keep your vehicle running smoothly and confidently.

1. 9038 Relay Bypass Switch, Relay Bypass Switch Kit, Replacement 9036 9037, Fit for Domestic GM BMW, Audi, Chrysler, 6-Pack, Black

9038 Relay Bypass Switch, Relay Bypass Switch Kit, Replacement 9036 9037, Fit for Domestic GM BMW, Audi, Chrysler, 6-Pack, Black

Say goodbye to faulty relays with this 6-pack of 9038 Relay Bypass Switches! These easy-to-install switches are a direct replacement for 9036 and 9037 models, fitting a wide range of domestic, Japanese, Korean, and German vehicles.

Simply plug and play to control your fuel pump, window motors, or headlight switches. They’re built tough with flame-retardant material for stable performance in any condition. Get yours today and drive with confidence!

Pros Cons
  • Plug-and-play installation saves time and money.
  • Upgraded design ensures stable performance in extreme conditions.
  • High conductivity contacts guarantee continuous power supply.
  • Wide compatibility fits most car models and devices.
  • No instructions included, might confuse first-time installers.
  • Limited to 12V systems, not suitable for all vehicles.
  • Bulk purchase only, 6-pack may be more than needed.

Perfect For:

This 9038 Relay Bypass Switch Kit is perfect for car owners and mechanics who need a reliable, easy-to-install solution for fuel pump, window motor, or headlight switch issues. It’s compatible with many car models and saves time and money with its plug-and-play design.

Ready to Purchase?

2. SWQS P6STD FOAB-14B192-AA Automotive Relay, 12V 5 Pin Fuel Pump Starter Relays for Ford F-150, Explorer, Expedition, Transit, Ensure Stable Operation of Automotive Electrical Systems

SWQS P6STD FOAB-14B192-AA Automotive Relay, 12V 5 Pin Fuel Pump Starter Relays for Ford F-150, Explorer, Expedition, Transit, Ensure Stable Operation of Automotive Electrical Systems

The SWQS P6STD FOAB-14B192-AA Automotive Relay is a 12V 5-pin relay designed for Ford F-150, Explorer, Expedition, and Transit models. It ensures stable operation of your vehicle’s electrical systems, handling up to 40A of load current.

This relay is a perfect replacement for part numbers P6STD FOAB-14B192-AA and O101K FOAB-14B192-AA. It works with electric fans, fuel pumps, and air conditioning compressors, making it a versatile solution for your car’s needs.

Easy to install, compact, and durable. Made from high-quality plastic, it’s waterproof and dustproof, ready for extreme weather.

Pros Cons
  • High-performance relay ensures stable operation in tough conditions.
  • Easy plug-and-play installation, no circuit modifications needed.
  • Wide compatibility for Ford F-150, Explorer, Expedition, and Transit.
  • Durable and waterproof design for long-lasting use.
  • Limited to specific Ford models, not universal.
  • No included wiring diagram for DIY installation.
  • Plastic body may crack under extreme pressure.

Perfect For:

This automotive relay is perfect for Ford owners who need a reliable replacement for their F-150, Explorer, Expedition, or Transit. It’s easy to install and works great for fuel pumps, fans, and more.

Ready to Purchase?

3. 4PCs 5 Pin 30A 12V Heavy Duty Multi-Purpose Fuel Pump Relay – Universal Automotive Relay with Waterproof Design for Most Truck SUV Car Accessories (5 Pin/4PCs)

4PCs 5 Pin 30A 12V Heavy Duty Multi-Purpose Fuel Pump Relay - Universal Automotive Relay with Waterproof Design for Most Truck SUV Car Accessories (5 Pin/4PCs)

This heavy-duty relay is built tough. It’s designed for 12V systems and handles up to 30A. Get reliable power control for your vehicle.

Its waterproof and flame-retardant shell keeps it safe. This means it works well even in tough conditions.

Enjoy stable performance thanks to its silver alloy contacts and copper coil. It’s perfect for cars, trucks, and SUVs for many electrical needs.

Pros Cons
  • Waterproof and flame-retardant design ensures durability.
  • Stable performance under long hours and frequent use.
  • Universal fit for cars, trucks, SUVs, and RVs.
  • Reliable control for lights, horn, and AC systems.
  • No mounting hardware included, requires extra purchase.
  • Limited compatibility with non-standard vehicle systems.
  • No warranty details provided, unclear support.

Perfect For:

This 4-piece fuel pump relay set is perfect for car, truck, SUV, or RV owners who need reliable, waterproof relays for their vehicle accessories. It’s great for controlling lights, horns, or air conditioning with stable performance and easy installation.

Ready to Purchase?

4. PACLVIO 4Pcs 4 Pin 12V 30A Relay, Car Starter Switch Relays, Multi Purpose Auto Fuel Pump Relay,High Performance Waterproof Stable Universal for Car Motor Automotive Replacement Accessories

PACLVIO 4Pcs 4 Pin 12V 30A Relay, Car Starter Switch Relays, Multi Purpose Auto Fuel Pump Relay,High Performance Waterproof Stable Universal for Car Motor Automotive Replacement Accessories

PACLVIO 4Pcs 4 Pin 12V 30A Relay is a reliable and high-performance solution for your car’s electrical needs. These relays are made of high-quality materials, ensuring durability and safety. They are easy to install and compatible with various automotive applications.

The relays control high amperage loads, making them essential for car starters, fuel pumps, and other equipment. With two specifications available, you can choose the right one for your vehicle.

Save time and money by replacing old relays yourself. Buy with confidence knowing these relays are designed for optimal performance and backed by a professional auto parts factory.

Pros Cons
  • High-quality nylon shell for durability and waterproof performance.
  • Brass pins ensure excellent electrical conductivity and high current capacity.
  • Easy installation in tight spaces, no tools required.
  • Versatile use for cars, motorboats, and multiple automotive systems.
  • Reliable replacement saves time and money on repairs.
  • No mounting hardware included, might need extra parts.
  • Limited compatibility, check specs before buying.
  • Basic design, lacks advanced features for some users.

Perfect For:

This product is perfect for car owners who need a reliable and easy-to-install solution for their vehicle’s electrical systems. It’s great for DIY repairs and upgrades.

Ready to Purchase?

5. ZOZOMOTORS Electric Fuel Pump Relay Kit Fuel Pump Wiring Harness Bypass 40 AMP Waterproof Switch Heavy Duty Long Wires Universal Fit 12V System P/N 30247

ZOZOMOTORS Electric Fuel Pump Relay Kit Fuel Pump Wiring Harness Bypass 40 AMP Waterproof Switch Heavy Duty Long Wires Universal Fit 12V System P/N 30247

Power up your ride with the ZOZOMOTORS Electric Fuel Pump Relay Kit. It’s a heavy-duty solution for your 12V system. Get consistent fuel pressure and protect your vehicle’s electronics.

This kit makes installation a breeze. Clearly labeled wires and a simple diagram guide you every step of the way.

Built tough and waterproof, this relay is designed to last. It’s the universal fit you need for most 12V applications up to 40 amps.

Pros Cons
  • Heavy-duty wires ensure safe, reliable fuel pump power.
  • Easy install with color-coded wires and clear diagram.
  • Universal fit for any 12V system under 40 amps.
  • Waterproof, durable parts for long-lasting performance.
  • No instructions for complex setups, beginners might struggle.
  • Limited to 40-amp systems, not for higher demands.
  • Long wires may require extra management for tidy installs.

Perfect For:

This ZOZOMOTORS Electric Fuel Pump Relay Kit is perfect for anyone who needs a reliable and easy-to-install solution for their 12V fuel pump system. Whether you’re upgrading your vehicle or working on a custom project, this kit has everything you need to ensure safe and efficient fuel delivery.

Ready to Purchase?

6. YUXIVCNE 9038 Fuel Pump Relay Bypass Master Kit – Pack of 6 Relay Tester Diagnostic Scan Tool Bypass Switch Kit – Replaces 9036 9037

YUXIVCNE 9038 Fuel Pump Relay Bypass Master Kit - Pack of 6 Relay Tester Diagnostic Scan Tool Bypass Switch Kit - Replaces 9036 9037

Take control of your car’s fuel pump with this 6-pack relay bypass kit. It’s designed for easy testing and diagnostics. Get reliable performance every time.

This master kit lets you independently control many car parts. You can easily test fuel pumps, window motors, and headlights. It works with many Audi, BMW, and Volkswagen models.

Installation is a breeze. Just plug it in to the fuel pump slot. This quality kit is built to last, giving you peace of mind.

Pros Cons
  • Easy install, plug-and-play design for quick setup.
  • Controls vital parts like fuel pumps and headlights independently.
  • Durable build ensures long-lasting use in all conditions.
  • Works with Audi, BMW, VW, GM, and more brands.
  • Limited compatibility with newer car models.
  • No instructions included for setup.
  • Bulkier design may not fit all relay slots.

Perfect For:

This YUXIVCNE 9038 Fuel Pump Relay Bypass Master Kit is perfect for car enthusiasts and mechanics who need to test and control automotive components like fuel pumps, window motors, and headlights. It’s easy to install and works reliably for Audi, BMW, Volkswagen, and more.

Ready to Purchase?

7. SWPHRT Car Fuel Pump Relay, 4-Pin Plug-in Vehicle Fuel Pump Relay Assembly, Automotive Electrical Systems OEM# 39794-SDA-003 39794-SDA-005 Replacement, Compatible with Accord CR-V

SWPHRT Car Fuel Pump Relay, 4-Pin Plug-in Vehicle Fuel Pump Relay Assembly, Automotive Electrical Systems OEM# 39794-SDA-003 39794-SDA-005 Replacement, Compatible with Accord CR-V

The SWPHRT Car Fuel Pump Relay is a reliable replacement for your vehicle’s fuel pump system. It’s compatible with Accord and CR-V models, ensuring a perfect fit.

Made from high-quality ABS material, it resists vibration and impact, ensuring long-lasting performance. It’s easy to install and works right out of the box.

This relay optimizes fuel efficiency and improves engine power. It also protects against overcurrent, keeping your vehicle safe and reliable.

Pros Cons
  • High-quality ABS ensures durability and longevity.
  • Direct replacement for Accord and CR-V models.
  • Easy 5-minute installation, no professional tools needed.
  • Built-in overcurrent protection safeguards fuel pump and circuit.
  • Compact and lightweight, perfect for on-the-go storage.
  • Limited vehicle compatibility, not universal for all car models.
  • No warranty information provided, potential risk for buyers.
  • Basic design, lacks advanced features like smart diagnostics.

Perfect For:

This SWPHRT Car Fuel Pump Relay is perfect for car owners who want a reliable and easy-to-install replacement part. It’s ideal for Accord (2003-2020) and CR-V (2007-2019) drivers looking to improve fuel efficiency and ensure smooth engine performance.

Ready to Purchase?

8. BWBWND 2PCS Car Power Relays, 12V 40A 5 Pin Spdt Multi Purpose Automotive Fuel Pump Starter Relay, Heavy Duty Standard Relay for Electrical System Replace G8V-RH-1C7T-R-DC12

BWBWND 2PCS Car Power Relays, 12V 40A 5 Pin Spdt Multi Purpose Automotive Fuel Pump Starter Relay, Heavy Duty Standard Relay for Electrical System Replace G8V-RH-1C7T-R-DC12

The BWBWND 2PCS Car Power Relays are heavy-duty and multi-purpose. They work well in cars, trucks, and SUVs. These relays are easy to install and built to last.

These relays control power to high-power parts like fuel pumps and starters. They protect these parts from damage caused by too much current. The brass terminals and nylon housing make them durable and long-lasting.

The compact size of these relays makes them easy to fit in tight spaces. They are compatible with many vehicles and systems. With a simple plug-and-play design, you can quickly replace old relays and get back on the road.

Pros Cons
  • Protects high-power parts from excess current damage.
  • Durable nylon housing resists heat, impact, and corrosion.
  • Easy plug-and-play installation for quick replacement.
  • Fits cars, trucks, SUVs, and more effortlessly.
  • No wiring included, buyers must source separately.
  • Limited to 12V systems, not suitable for higher voltages.
  • Compact size may be hard to handle for some.

Perfect For:

This BWBWND 2PCS Car Power Relay is perfect for anyone who needs a reliable and durable solution for their vehicle’s electrical system. Whether you’re fixing a car, truck, or SUV, this easy-to-install relay ensures efficient power management for lighting, motors, and more.

Ready to Purchase?

9. Nilight SPST Multi Purpose Relay 12V 5 Prong Fuel Pump Relay 5Pack 35A/20A Ultra Micro ISO Automotive Replacement Accessory Power Relays for Automotive Cars Truck tractor Marine Boat, 2 Years Warranty

Nilight SPST Multi Purpose Relay 12V 5 Prong Fuel Pump Relay 5Pack 35A/20A Ultra Micro ISO Automotive Replacement Accessory Power Relays for Automotive Cars Truck tractor Marine Boat, 2 Years Warranty

Nilight’s 12V 5-Prong Relay is your go-to solution for a variety of automotive electrical issues. This versatile relay is designed for easy replacement and ensures reliable power to essential vehicle functions. It’s built with premium materials for long-lasting performance, even in high temperatures.

Fix common problems like inoperative lights, cruise control, or starting issues with this multi-purpose accessory. You’ll receive a pack of 5 relays, backed by a 2-year warranty, giving you peace of mind on the road.

Pros Cons
  • 5-Pack of high-quality relays for multiple vehicle uses.
  • Fixes common issues like headlights and fuel pump problems.
  • Durable design withstands high temperatures up to 125°C.
  • 2-Year Warranty ensures reliable performance and peace of mind.
  • Limited to 5-pin SPST relays, not universal for all vehicles.
  • No instructions included, installation may be tricky.
  • Warranty only covers 2 years, shorter than some competitors.

Perfect For:

This 5-pack of Nilight relays is perfect for anyone who needs reliable replacements for their car, truck, tractor, or boat. It’s great for fixing issues like headlights, fuel pumps, or windshield wipers.

Ready to Purchase?

10. Painless Performance 50102 Fuel Pump Relay Kit

Painless Performance 50102 Fuel Pump Relay Kit

The Painless Performance 50102 Fuel Pump Relay Kit is a must-have for racing. It prevents voltage drops and keeps your fuel pump running smoothly. This kit also protects your vehicle’s electrical system from damage.

It includes everything you need: a 30-amp relay, circuit breaker, and mounting hardware. Plus, it’s made in the United States for reliable quality.

Pros Cons
  • Prevents voltage drop for reliable fuel pump performance.
  • Protects your vehicle’s electrical system from amperage overloads.
  • Maintains constant fuel pressure when you need it most.
  • Includes everything needed for easy installation.
  • Proudly made in the United States for quality assurance.
  • Not for daily use, designed for racing only.
  • Requires installation, not plug-and-play.
  • No instructions, might need expert help.

Perfect For:

The Painless Performance 50102 Fuel Pump Relay Kit is perfect for racers who want to protect their vehicle’s electrical system and maintain fuel pump pressure during high-performance driving. It’s also great for anyone looking for reliable, American-made parts to upgrade their car.

Ready to Purchase?

Buying Guide

Automotive fuel relays are key to keeping your vehicle running smoothly. They control power to critical parts like the fuel pump.

Choosing the right relay can save you time and money. Our guide highlights top-rated options designed for durability and easy installation.

Here are the factors to consider when buying:

  • Compatibility: Make sure the relay is compatible with your vehicle’s make and model. Check for specific part numbers or universal fit options.
  • Amperage Rating: Choose a relay with the right amperage for your needs. Higher amperage relays handle more power for heavy-duty applications.
  • Pin Configuration: Relays come with different pin counts (like 4-pin or 5-pin). Match the pin configuration to your vehicle’s wiring system.
  • Material Quality: Look for relays made with high-quality materials like flame-retardant plastic or brass terminals for durability and safety.
  • Waterproof Design: A waterproof relay is essential for protection against moisture and extreme weather conditions.
  • Ease of Installation: Opt for relays with plug-and-play designs or clear instructions for hassle-free installation.
  • Warranty: A good warranty gives you peace of mind and ensures long-term reliability.

Find the perfect fit for your vehicle and drive with confidence!