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  • QFS Oxygen Sensor - OEM Replacement, HFP-WBS3959 QFS
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    O2 Sensor - OEM Replacement, HFP-WBS3959 QFS

    $59.98
    HFP-WBS3959-BC
    Out of stock
  • QFS Oxygen Sensor - OEM Replacement, HFP-WBS6003 QFS
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    O2 Sensor - OEM Replacement, HFP-WBS6003 QFS

    $69.98
    HFP-WBS6003-BC
    Out of stock
  • QFS Oxygen Sensor - OEM Replacement, HFP-WBS98J00 QFS
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    O2 Sensor - OEM Replacement, HFP-WBS98J00 QFS

    $105.98
    HFP-WBS98J00-BC
    Out of stock
  • QFS Oxygen Sensor - OEM Replacement, HFP-WBS98J10 QFS
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    O2 Sensor - OEM Replacement, HFP-WBS98J10 QFS

    $108.98
    HFP-WBS98J10-BC
    Out of stock
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS4064 QFS
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    O2 Sensor for Harley Davidson Motorcycle - OEM Replacement, QFS-WBS4064 QFS

    $50.98
    QFS-WBS4064-BC
    Add to Cart
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS4065 QFS
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    O2 Sensor for Harley Davidson Motorcycle - OEM Replacement, QFS-WBS4065 QFS

    $45.98
    QFS-WBS4065-BC
    Add to Cart
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS5001 QFS
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    O2 Sensor for Polaris ATV / UTV - OEM Replacement, QFS-WBS5001 QFS

    $209.98
    QFS-WBS5001-BC
    Add to Cart
  • QFS OEM Replacement In-Tank EFI Fuel Pump w/ Strainer HFP-401 QFS
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    OEM Replacement In-Tank EFI Fuel Pump w/ Strainer HFP-401 QFS

    $79.98
    HFP-401-BC
    Out of stock
  • Phenix Orb To Orb Swivel Union - ALL SIZES + COLORS AVAILABLE, CHOOSE OPTIONS, PHX-D27 Phenix
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    Orb To Orb Swivel Union - ALL SIZES + COLORS AVAILABLE, CHOOSE OPTIONS, PHX-D27 Phenix

    $14.52 - $28.90
    PHX-ORB-D27-0-BC
    Choose Options
  • QFS Fuel Pump Module Assembly w/ Flex Hose & Strainer - Performance, QFS-A23H QFS
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    Performance Fuel Pump Assembly w/ Flex Hose & Strainer - Fits Airtex E8294M, QFS-A23H QFS

    $155.98
    QFS-A23H-BC
    Add to Cart
  • QFS Fuel Pump Module Assembly w/ Sending Unit - Performance, QFS-A157HV QFS
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    Performance Fuel Pump Assembly w/ Sending Unit - Fits Airtex E3506M, QFS-A157HV QFS

    $296.98
    QFS-A157HV-BC
    Add to Cart
  • QFS Fuel Pump Module Assembly w/ Sending Unit - Performance, QFS-A135HV QFS
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    Performance Fuel Pump Assembly w/ Sending Unit - Fits Airtex E3537M, QFS-A135HV QFS

    $283.98
    QFS-A135HV-BC
    Add to Cart
  • QFS Fuel Pump Module Assembly w/ Sending Unit - Performance, QFS-A821HV QFS
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    Performance Fuel Pump Assembly w/ Sending Unit - Fits Airtex E3563M, QFS-A821HV QFS

    $283.98
    QFS-A821HV-BC
    Add to Cart
  • QFS Fuel Pump Module Assembly w/ Sending Unit - Performance, QFS-A822HV QFS
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    Performance Fuel Pump Assembly w/ Sending Unit - Fits Airtex E3569M, QFS-A822HV QFS

    $283.98
    QFS-A822HV-BC
    Add to Cart
  • QFS Fuel Pump Module Assembly w/ Sending Unit - Performance, QFS-A828HV QFS
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    Performance Fuel Pump Assembly w/ Sending Unit - Fits Airtex E3599M, QFS-A828HV QFS

    $283.98
    QFS-A828HV-BC
    Add to Cart
  • QFS Promotional Item, QFS-KOOZIE-CAMO QFS
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    Promotional Item, QFS-KOOZIE-CAMO QFS

    $5.98
    QFS-KOOZIE-CAMO-BC
    Out of stock
  • QFS 255LPH Direct Drop-In Fuel Pump Assembly+Flex Hose/ Straine 1994-2001 Audi A4 1.6L, 1.8L, 1.8L Turbo, 2.4L, 2.6L, 2.8L, Replaces Airtex E8294M
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    QFS 255LPH Direct Drop-In Fuel Pump Assembly+Flex Hose/ Straine 1994-2001 Audi A4 1.6L, 1.8L, 1.8L Turbo, 2.4L, 2.6L, 2.8L, Replaces Airtex E8294M

    $129.98
    HFP-A23HW-42530
    Add to Cart
  • QFS Fuel Pump Strainer for KTM / Husqvarna Motorcycle / Scooter - OEM Replacement, HFP-S492
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    QFS Fuel Pump Strainer for KTM / Husqvarna Motorcycle / Scooter - OEM Replacement, HFP-S492

    $49.98
    HFP-S492-91729-BC
    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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