null

Same Day Shipping on Orders Placed Before 2:00 PM PST

  • FREE
    SHIPPING

  • BUY NOW
    PAY LATER

  • GUARANTEED
    FIT

  • AMERICAN
    OWNED

  • LIFETIME
    WARRANTY

  • U.S. BASED
    SUPPORT

Shop By Category

Accessories & Specialty

  • S&B Filters S&B Replace Filter for Cold Air Intake Kit 75-5104,75-5053 (KF-1050)
    Quick view

    S&B Replace Filter for Cold Air Intake Kit 75-5104,75-5053 (KF-1050)

    $69.00
    S&B-KF-1050-0
    Choose Options
  • QFS Fuel Injector Connector - Performance, HFP-DNSF-EV6M-W-0 QFS
    Quick view

    Fuel Injector Connector - Performance, HFP-DNSF-EV6M-W QFS

    $6.98 - $56.98
    HFP-DNSF-EV6M-W-0-BC
    Choose Options
  • QFS Fuel Pump Repair Kit w/ Pressure Regulator - OEM Replacement, QFS-K352 QFS
    Quick view

    Fuel Pump Repair Kit w/ Pressure Regulator - OEM Replacement, QFS-K352 QFS

    $39.98
    QFS-K352-BC
    Add to Cart
  • QFS Fuel Pump Terminal Boot | QFS
    Quick view

    Fuel Pump Terminal Boot | QFS

    $5.98
    HFP-BOOTS
    Add to Cart
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS5004 QFS
    Quick view

    O2 Sensor for Polaris Snowmobile - OEM Replacement, QFS-WBS5004 QFS

    $158.98
    QFS-WBS5004-BC
    Add to Cart
  • Phenix Industries Rebuild Kit For F50106-3 Fuel Pressure Regulator
    Quick view

    Phenix Industries Rebuild Kit For F50106-3 Fuel Pressure Regulator

    $34.49
    PHX-F50107
    Add to Cart
  • Phenix Straight Thread O-Ring Plug (All Sizes + Colors)
    Quick view

    Straight Thread O-Ring Plug (All Sizes + Colors)

    $3.55 - $7.50
    PHX-A1014-3-0
    Choose Options
  • AEM V2 Water/Methanol Injection Kit, Standard Controller, AEM-30-3300
    Quick view

    AEM V2 Water/Methanol Injection Kit, Standard Controller, AEM-30-3300

    $565.95
    AEM-30-3300
    Add to Cart
  • AEM X-Series Boost Pressure Gauge, AEM-30-0306
    Quick view

    AEM X-Series Boost Pressure Gauge, AEM-30-0306

    $217.95
    AEM-30-0306
    Add to Cart
  • QFS Fuel Injector Connector - Performance, HFP-EV6F-DNSM-NW-0 QFS
    Quick view

    Fuel Injector Connector - Performance, HFP-EV6F-DNSM-NW QFS

    $7.98 - $56.98
    HFP-EV6F-DNSM-NW-0-BC
    Choose Options
  • QFS Fuel Pump Installation Kit - Performance, HFP-K1009 QFS
    Quick view

    Fuel Pump Installation Kit - Performance, HFP-K1009 QFS

    $17.98
    HFP-K1009-BC
    Add to Cart
  • QFS Fuel Pump Installation Kit - Performance, HFP-K67 QFS
    Quick view

    Fuel Pump Installation Kit - Performance, HFP-K67 QFS

    $17.98
    HFP-K67-BC
    Add to Cart
  • QFS Fuel Pump Installation Kit - Performance, HFP-K950 QFS
    Quick view

    Fuel Pump Installation Kit - Performance, HFP-K950 QFS

    $17.98
    HFP-K950-BC
    Add to Cart
  • QFS Fuel Pump Repair Kit w/ Fuel Filter + Tank Seal - OEM Replacement, QFS-K334 QFS
    Quick view

    Fuel Pump Repair Kit w/ Fuel Filter + Tank Seal - OEM Replacement, QFS-K334 QFS

    $50.98
    QFS-K334-BC
    Add to Cart
  • QFS Fuel Pump Repair Kit w/ Genuine Mahle Filter + Pressure Regulator for Piaggio Scooter - OEM Replacement, QFS-K335 QFS
    Quick view

    Fuel Pump Repair Kit w/ Genuine Mahle Filter + Pressure Regulator for Piaggio Scooter - OEM Replacement, QFS-K335 QFS

    $50.98
    QFS-K335-BC
    Add to Cart
  • QFS Fuel Pump Repair Kit w/ Pressure Regulator - OEM Replacement, QFS-K322 QFS
    Quick view

    Fuel Pump Repair Kit w/ Pressure Regulator - OEM Replacement, QFS-K322 QFS

    $39.98
    QFS-K322-BC
    Add to Cart

USE #QUANTUMEQUIPPED ON SOCIAL MEDIA OR UPLOAD SUBMIT YOUR RIDE

qfs proudly supports the wounded warrior project

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?

READ MORE ABOUT QFS