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Gauges

Quantum Fuel Systems offers a wide range of gauges to meet your automotive and powersports needs, including fuel pressure gauges, air/fuel ratio gauges, inline fuel pressure gauges, and fuel gauge sensors. Our selection features top-quality products from trusted brands like Quantum, AEM, Innovate, and Autometer. Whether you're upgrading your system or replacing essential components, you'll find the right gauge for your application. We stock most third-party items in-house, allowing us to provide same-day free shipping on orders over $70. For items we dropship directly from the manufacturer, we ensure quick and attentive service. Trust Quantum for all your gauge needs and enjoy reliable performance and fast delivery.

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

    $15.98 - $20.98
    HFP-FPG-0-BC
  •  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, 30-0300

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

    $184.95
    AEM-30-4110
  •  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
  •  AEM Digital Boost Gauge, AEM-30-4406
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    AEM Digital Boost Gauge, AEM-30-4406

    $179.95
    AEM-30-4406
  •  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
  •  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
  • 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
  • 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
  •  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
  •  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
  •  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
  • AutoMeter Autometer ROM Signal Adapter for Distributorless Ignitions, AUT-9117
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    Autometer ROM Signal Adapter for Distributorless Ignitions, AUT-9117

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

    $190.97
    INV-3912
  •  AEM Digital Oil/Fuel Pressure Gauge, AEM-30-4401
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    AEM Digital Oil/Fuel Pressure Gauge, AEM-30-4401

    $225.95
    AEM-30-4401
  • Fuelab Fuel Pressure Gauge, EFI, 71501
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    Fuel Pressure Gauge, EFI, 71501

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

    $244.97
    AUT-4344
  • AutoMeter Autometer 2-1/16" Pyrometer, 0-1600 °F, Z-Series, AUT-2654
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    Autometer 2-1/16" Pyrometer, 0-1600 °F, Z-Series, AUT-2654

    $240.97
    AUT-2654