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Accessories & Specialty

  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS4067 QFS
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    O2 Sensor for Harley Davidson Motorcycle - OEM Replacement, QFS-WBS4067 QFS

    $54.98
    QFS-WBS4067-BC
    Add to Cart
  • Phenix Select-Flo Filter, Select Micron Element and Fitting Size PHX
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    Phenix Select-Flo Filter, Select Micron Element and Fitting Size PHX

    $84.63
    PHX-F320-0
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  • S&B Filters S&B Cold Air Intake Filter for Dodge Ram Cummins 6.7L 2013-2018 (75-5068/75-5068D)
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    S&B Cold Air Intake Filter for Dodge Ram Cummins 6.7L 2013-2018 (75-5068/75-5068D)

    $349.00
    S&B-75-5068-0
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  • Phenix Straight AN Male to Inverted NPT Flare Female, Pack of 2 (All Sizes + Colors)
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    Straight AN Male to Inverted NPT Flare Female, Pack of 2 (All Sizes + Colors)

    $13.16
    PHX-F44013-8-0
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  • Phenix Adjustable AN Wrench Black
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    Adjustable AN Wrench Black

    $81.14
    PHX-M1003-3
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  • AEM Bosch LSU 4.9 Wideband UEGO Replacement Sensor, AEM-30-2004
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    AEM Bosch LSU 4.9 Wideband UEGO Replacement Sensor, AEM-30-2004

    $145.95
    AEM-30-2004
    Out of stock
  • QFS Fuel Pump Fitting, QFS-FT25 QFS
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    Fuel Pump Fitting, QFS-FT25 QFS

    $9.98
    QFS-FT25-BC
    Add to Cart
  • QFS Fuel Pump Installation Kit - Performance, HFP-K812 QFS
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    Fuel Pump Installation Kit - Performance, HFP-K812 QFS

    $17.98
    HFP-K812-BC
    Add to Cart
  • QFS Fuel Pump Repair Kit - OEM Replacement, QFS-K121 QFS
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    Fuel Pump Repair Kit - OEM Replacement, QFS-K121 QFS

    $23.98
    QFS-K121-BC
    Add to Cart
  • QFS Fuel Pump Repair Kit w/ Genuine Mahle Filter + Pressure Regulator for Aprilia Motorcycle - OEM Replacement, QFS-K304 QFS
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    Fuel Pump Repair Kit w/ Genuine Mahle Filter + Pressure Regulator for Aprilia Motorcycle - OEM Replacement, QFS-K304 QFS

    $54.98
    QFS-K304-BC
    Add to Cart
  • QFS Fuel Pump Wiring Harness, HFP-W387 QFS
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    Fuel Pump Wiring Harness, HFP-W387 QFS

    $17.98
    HFP-W387-BC
    Add to Cart
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS4062 QFS
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    O2 Sensor - OEM Replacement, QFS-WBS4062 QFS

    $83.98
    QFS-WBS4062-BC
    Add to Cart
  • Phenix Plastic Line Plug Yellow, Pack of 10 (All Sizes)
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    Plastic Line Plug Yellow, Pack of 10 (All Sizes)

    $3.60
    PHX-A0003-0
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  • S&B Filters S&B Cold Air Intake Filter for Ford F150 2011 2012 2013 2014 5.0L (75-5076/75-5076D)
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    S&B Cold Air Intake Filter for Ford F150 2011 2012 2013 2014 5.0L (75-5076/75-5076D)

    $349.00
    S&B-75-5076-0
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  • S&B Filters S&B Replace Filter for Cold Air Intake Kit 75-5075 (KF-1062)
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    S&B Replace Filter for Cold Air Intake Kit 75-5075 (KF-1062)

    $69.00
    S&B-KF-1062-0
    Out of stock
  • S&B Filters S&B Replace Filter for Cold Air Intake Kit 75-5081, 75-5083, 75-5108, 75-5077, 75-5076, 75-5067, 75-5079 (KF-1058)
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    S&B Replace Filter for Cold Air Intake Kit 75-5081, 75-5083, 75-5108, 75-5077, 75-5076, 75-5067, 75-5079 (KF-1058)

    $69.00
    S&B-KF-1058-0
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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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