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Fuel System Accessories

  • S&B Filters S&B Cold Air Intake For 19-23 5.7L Hemi Red Dodge Ram 1500 2500 3500
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    S&B Cold Air Intake For 19-23 5.7L Hemi Red Dodge Ram 1500 2500 3500

    $349.00
    S&B-75-5124-BC
  • S&B Filters S&B Cold Air Intake For 2010-14 FJ Cruiser 4.0L 4X4 Red 10-20 Toyota 4Runner
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    S&B Cold Air Intake For 2010-14 FJ Cruiser 4.0L 4X4 Red 10-20 Toyota 4Runner

    $349.00
    S&B-75-5115-BC
  • S&B Filters S&B JLT Cold Air Intake with Snap-In Lid For 15-22 Ford Mustang GT 5.0L Cotton Cleanable Red
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    S&B JLT Cold Air Intake with Snap-In Lid For 15-22 Ford Mustang GT 5.0L Cotton Cleanable Red

    $349.00
    S&B-CAI-75-5142
  • S&B Filters S&B JLT Cold Air Intake with Snap-In Lid For 2015-2022 Ford Mustang Ecoboost 2.3L Turbo Cotton Cleanable Red
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    S&B JLT Cold Air Intake with Snap-In Lid For 2015-2022 Ford Mustang Ecoboost 2.3L Turbo Cotton Cleanable Red

    $349.00
    S&B-CAI-75-5143
  •  Kenne Bell Boost-A-Pump 2015-21Hellcat/Charger/Trackhawk Supercharge/Turbocharge
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    Kenne Bell Boost-A-Pump 2015-21Hellcat/Charger/Trackhawk Supercharge/Turbocharge

    $312.00
    KB-89079P-21V
  •  Kenne Bell Boost-A-Pump (BAP) - 40Amp/20V Competition, KB89072
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    Kenne Bell Boost-A-Pump (BAP) - 40Amp/20V Competition, KB89072

    $308.00
    KB-89072
  •  Kenne Bell Boost-A-Pump (BAP) 40 Amp / 17.5V Supercharged Street Version
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    Kenne Bell Boost-A-Pump (BAP) 40 Amp / 17.5V Supercharged Street Version

    $308.00
    KB-89069
  •  Kenne Bell Competition Boost-A-Pump (BAP) - 40Amp/21V, KB89073
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    Kenne Bell Competition Boost-A-Pump (BAP) - 40Amp/21V, KB89073

    $308.00
    KB-89073
  • S&B Filters S&B Cold Side Intercooler Pipe for 17-21 Ford F250 F350 V8-6.7L Powerstroke
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    S&B Cold Side Intercooler Pipe for 17-21 Ford F250 F350 V8-6.7L Powerstroke

    $299.00
    S&B-83-1001
  • QFS Fuel Level Sending Unit for 2007-2017 Harley-Davidson V-Rod Motorcycles - OEM Replacement for 75210-09, HFP-FLS320 | QFS
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    Fuel Level Sending Unit for 2007-2017 Harley-Davidson V-Rod Motorcycles - OEM Replacement for 75210-09, HFP-FLS320 | QFS

    $269.98
    HFP-FLS320-BC
  •  AEM Water/Methanol Injection 200psi Recirculation Pump 3/8 NPT Fittings, 30-3018
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    AEM Water/Methanol Injection 200psi Recirculation Pump 3/8 NPT Fittings, AEM-30-3018

    $217.95
    AEM-30-3018
  •  AEM V2 Water/Methanol HD Controller Kit Internal MAP w 40psi, 30-3306
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    AEM V2 Water/Methanol HD Controller Kit Internal MAP w 40psi, AEM-30-3306

    $206.95
    AEM-30-3306
  •  AEM V2 Water/Methanol Standard Controller Kit, AEM-30-3304
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    AEM V2 Water/Methanol Standard Controller Kit, AEM-30-3304

    $206.95
    AEM-30-3304
  •  AEM V3 Water/Methanol Multi-Input Controller Kit, AEM-30-3305
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    AEM V3 Water/Methanol Multi-Input Controller Kit, AEM-30-3305

    $206.95
    AEM-30-3305
  •  AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Mitsubishi, 23-831BK
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    AEM Tru-Time Adjustable Cam Gear Black 5-Bolt Mitsubishi, AEM-23-831BK

    $199.95
    AEM-23-831BK
  •  AEM Water/Methanol Injection 200psi Recirculation Pump, 30-3015
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    AEM Water/Methanol Injection 200psi Recirculation Pump, AEM-30-3015

    $199.95
    AEM-30-3015

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Understanding Fuel System Accessories

Fuel system accessories enhance power delivery and optimize vehicle performance. Beyond core components like pumps or injectors, performance accessories such as voltage boosters, tuning modules, and pressure regulators ensure consistent fuel flow under demanding conditions. These products are key to achieving stable horsepower, supporting fuel tuning, and maintaining precision under boost or load.

What are Fuel System Accessories?

What are Fuel System Accessories?

Fuel system accessories are performance-focused components that help regulate and refine fuel delivery. Items like Boost-A-Pumps, tuners, wiring upgrades, and voltage controllers enhance how efficiently the system delivers fuel to the engine. They work alongside major components to increase flow, stabilize pressure, and improve throttle response, essential for modified and high-output applications.

Types of Fuel System Accessories

Types of Fuel System Accessories

Performance accessories include fuel voltage boosters, pressure regulators, tuning devices, and upgraded wiring harnesses. Each product fine-tunes system behavior for better efficiency and consistent performance under higher loads. Using the right accessories helps unlock horsepower potential, prevent lean conditions, and ensure the entire fuel system supports your vehicle’s performance goals.

Signs of a Failing Fuel System Accessory Kit

Signs of a Failing Fuel System Accessory Kit

A weak or inconsistent power signal, fluctuating fuel pressure, or poor tuning response may indicate underperforming accessories. Loss of voltage under load, unstable AFRs, or hesitation at high RPMs can point to failing boosters or controllers. Upgrading to quality performance accessories restores steady fuel delivery and safeguards your investment in pumps and injectors.

Choosing the Right Fuel System Accessories for Your Vehicle

The ideal performance accessory depends on your setup and horsepower goals. Voltage boosters, tuners, and data-driven control systems each serve unique roles in optimizing output. Matching accessories to your fuel system ensures consistent pressure, proper calibration, and seamless integration with existing upgrades like injectors, pumps, and engine management software.

OEM Replacement vs. Performance Upgrades

OEM Replacement vs. Performance Upgrades

OEM accessories restore factory performance, but performance upgrades take fueling to the next level. Products like Boost-A-Pumps and HP Tuners increase voltage and enable precision calibration for higher horsepower. These solutions support forced-induction, ethanol, and other demanding setups that exceed OEM limits while maintaining reliability and control.

Compatibility and Fitment

Compatibility and Fitment

Choosing compatible accessories is crucial for safe and efficient operation. Voltage boosters and tuning modules must match your pump type, electrical system, and ECU. Direct-fit designs simplify installation and maintain OEM integration, while universal systems offer flexibility for custom builds when properly configured and tuned.

Fuel System Accessories Assemblies

Fuel System Accessories Assemblies

Comprehensive accessory bundles provide everything needed for consistent performance, including wiring solutions, voltage controllers, and sensors. These assemblies ensure all components communicate seamlessly and deliver optimized results. Designed for convenience and reliability, full kits make it easy to upgrade or expand a performance fuel system.

Installation and Maintenance Tips

Proper setup and calibration are key when installing performance fuel system accessories. Following manufacturer guidelines ensures accurate voltage delivery, safe wiring, and stable fuel pressure. Periodic checks and recalibrations help maintain efficiency and prevent data or flow inconsistencies under load or boost conditions.

Installation Guidelines

Installation Guidelines

Install voltage boosters, regulators, or tuners using dedicated power and ground paths to avoid electrical interference. Ensure connections are secure and insulated from heat. Calibrate tuning devices according to vehicle specifications and verify output through data logging. Correct setup guarantees reliable performance and maximum fuel delivery efficiency.

Maintenance Practices

Maintenance Practices

Inspect wiring, sensors, and connectors periodically for corrosion or loose fits. Keep firmware and calibration software updated to maintain compatibility with new fuel blends or ECU versions. Proper maintenance of accessories ensures consistent performance, stable AFRs, and optimal voltage support for high-demand systems.

Troubleshooting Common Issues

Troubleshooting Common Issues

Common issues include inconsistent voltage, poor fuel delivery, or erratic tuning data. These may stem from weak electrical connections or outdated calibration files. Checking wiring integrity and re-tuning with the latest software often restores optimal performance, preventing power loss and maintaining consistent pressure under boost.

Enhancing Performance with Fuel System Accessories Upgrades

Upgrading to performance accessories like Boost-A-Pumps, HP Tuners, and high-flow regulators improves consistency and responsiveness. These products deliver the precise fuel control required for high-horsepower and forced-induction builds, ensuring clean data, stable pressure, and reliable power at every RPM.

Fuel System Accessories

Fuel System Accessories

Advanced accessories, including voltage boosters and fuel management modules, stabilize fuel delivery at high output levels. They eliminate lean spikes and pressure drops, supporting clean power curves and enhanced throttle response. These upgrades are vital for performance-oriented builds that demand precise and reliable fueling.

Fuel Pumps

Fuel Pumps

Performance fuel pumps depend on accessories to perform at their peak. Voltage boosters, tuners, and upgraded wiring ensure steady current and consistent flow, preventing drop-off under load. Pairing these components maximizes fuel pump potential and extends the life of your entire fuel system.

O-Rings, Tank Seals, Gaskets, and Lines

O-Rings, Tank Seals, Gaskets, and Lines

Even in performance systems, durable sealing and connection components are critical. High-temperature, ethanol-resistant O-rings, and pressure-rated fuel lines maintain system integrity under demanding conditions. These essentials complement tuning accessories by ensuring the mechanical side of the system keeps pace with upgraded electronics.

Comprehensive Fuel System Accessory Kits

Comprehensive Fuel System Accessory Kits

Full performance kits bring together compatible voltage, tuning, and sealing solutions to simplify upgrades. Designed for efficiency and reliability, they ensure balanced fuel flow and voltage control across the system. A complete kit saves time, improves power delivery, and supports both daily and competitive performance needs.

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About Us

quantum fuel systems blk

QFS was born from a desire for freedom: the freedom to keep your ATV, dirt bike, car, or truck running with dependable, OEM-quality, and affordable fuel systems. We want you back on the road without breaking the bank. Skip the costly dealership—our replacement parts ship directly to you and are easy to install. Enjoy OEM performance with unbeatable US-based support and a lifetime warranty. Are you with us?

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