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  • QFS Fuel Pressure Gauge, HFP-FPG QFS
    Quick view

    Fuel Pressure Gauge, HFP-FPG QFS

    $15.98 - $20.98
    HFP-FPG-0-BC
    Choose Options
  • AEM X-Series Wideband UEGO AFR Sensor Gauge w/ Bosch LSU 4 9 Sensor, 30-0300
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    AEM X-Series Wideband UEGO AFR Sensor Gauge w/ Bosch LSU 4 9 Sensor, AEM-30-0300

    $199.95
    AEM-30-0300
    Add to Cart
  • AEM Digital Wideband UEGO Gauge Controller With Bosch LSU 4.9 AFR O2 Air Fuel Ratio 2 1/16" 52mm 30-4110
    Quick view

    AEM Digital Wideband UEGO Gauge Controller With Bosch LSU 4.9 AFR O2 Air Fuel Ratio 2 1/16" 52mm, AEM-30-4110

    $184.95
    AEM-30-4110
    Add to Cart
  • AEM X-Series Tru-Boost Controller Gauge with Boost Control Solenoid, AEM-30-0352
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    AEM X-Series Tru-Boost Controller Gauge with Boost Control Solenoid, AEM-30-0352

    $358.95
    AEM-30-0352
    Add to Cart
  • AEM X-Series Boost Pressure Gauge, AEM-30-0306
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    AEM X-Series Boost Pressure Gauge, AEM-30-0306

    $204.95
    AEM-30-0306
    Add to Cart
  • Phenix Pressure Gauge 0 to 100 Psi 1/8 NPT Silicone Filled
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    Pressure Gauge 0 to 100 Psi 1/8 NPT Silicone Filled

    $47.16
    PHX-F305100-3
    Add to Cart
  • AEM Digital Boost Gauge, AEM-30-4406
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    AEM Digital Boost Gauge, AEM-30-4406

    $179.95
    AEM-30-4406
    Add to Cart
  • AEM X-Series Pressure Gauge, AEM-30-0301
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    AEM X-Series Pressure Gauge, AEM-30-0301

    $204.95
    AEM-30-0301
    Add to Cart
  • Innovate Motorsports Innovate 38820 SCG 1 Solenoid Boost Controller w/ Wideband Gauge Kit (ALL-IN-ONE) (3882)
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    Innovate 38820 SCG 1 Solenoid Boost Controller w/ Wideband Gauge Kit (ALL-IN-ONE) (3882)

    $422.97
    INV-3882
    Out of stock
  • AEM X-Series EGT Gauge , AEM-30-0305
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    AEM X-Series EGT Gauge , AEM-30-0305

    $338.95
    AEM-30-0305
    Add to Cart
  • Innovate Motorsports Innovate 39030 ECF-1 "FUEL" Ethanol Advanced Complete Gauge Kit (3903)
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    Innovate 39030 ECF-1 "FUEL" Ethanol Advanced Complete Gauge Kit (3903)

    $503.97
    INV-3903-91771-BC
    Out of stock
  • AEM X-Series Temperature Gauge, AEM-30-0302
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    AEM X-Series Temperature Gauge, AEM-30-0302

    $215.95
    AEM-30-0302
    Out of stock
  • AEM X-Series Oil Pressure Gauge , AEM-30-0307
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    AEM X-Series Oil Pressure Gauge , AEM-30-0307

    $245.95
    AEM-30-0307
    Add to Cart
  • AutoMeter Autometer ROM Signal Adapter for Distributorless Ignitions, AUT-9117
    Quick view

    Autometer ROM Signal Adapter for Distributorless Ignitions, AUT-9117

    $124.97
    AUT-9117-91761-BC
    Out of stock
  • Innovate Motorsports Innovate 39120 MTX-D Ethanol Content % & Fuel Temp Gauge Kit
    Quick view

    Innovate 39120 MTX-D Ethanol Content % & Fuel Temp Gauge Kit

    $190.97
    INV-3912
    Out of stock
  • AEM Digital Oil/Fuel Pressure Gauge, AEM-30-4401
    Quick view

    AEM Digital Oil/Fuel Pressure Gauge, AEM-30-4401

    $225.95
    AEM-30-4401
    Add to Cart
  • Fuelab Fuel Pressure Gauge, EFI, 71501
    Quick view

    Fuel Pressure Gauge, EFI, 71501

    $28.21
    FLB-71501
    Out of stock
  • AutoMeter Autometer 2-1/16" Pyrometer, 0-1600 °F, Ultra-Lite, AUT-4344
    Quick view

    Autometer 2-1/16" Pyrometer, 0-1600 °F, Ultra-Lite, AUT-4344

    $244.97
    AUT-4344
    Out of stock

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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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