null

  • FREE
    SHIPPING

  • BUY NOW
    PAY LATER

  • GUARANTEED
    FIT

  • AMERICAN
    OWNED

  • LIFETIME
    WARRANTY

  • U.S. BASED
    SUPPORT

Shop By Category

Accessories & Specialty

  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS4086 QFS
    Quick view

    O2 Sensor for Polaris Slingshot - OEM Replacement, QFS-WBS4086 QFS

    $67.98
    QFS-WBS4086-BC
    Add to Cart
  • Phenix Plastic Cap Yellow, Pack of 10 (All Sizes)
    Quick view

    Plastic Cap Yellow, Pack of 10 (All Sizes)

    $3.60 - $8.40
    PHX-A010-0
    Choose Options
  • S&B Filters S&B Cold Air Intake Filter for Ford Powerstroke 7.3L 1998 1999 2000 2001 2002 2003 (75-5062/75-5062D)
    Quick view

    S&B Cold Air Intake Filter for Ford Powerstroke 7.3L 1998 1999 2000 2001 2002 2003 (75-5062/75-5062D)

    $349.00
    S&B-75-5062-0
    Choose Options
  • S&B Filters S&B Cold Air Intake For 11-16 Chevrolet Silverado GMC Sierra V8-6.6L LML Duramax Cotton Cleanable Red
    Quick view

    S&B Cold Air Intake For 11-16 Chevrolet Silverado GMC Sierra V8-6.6L LML Duramax Cotton Cleanable Red

    $349.00
    S&B-75-5075-1-0
    Choose Options
  • AEM V2 Water/Methanol Injection Kit, Multi Input Controller , AEM-30-3350
    Quick view

    AEM V2 Water/Methanol Injection Kit, Multi Input Controller , AEM-30-3350

    $549.95
    AEM-30-3350
    Add to Cart
  • QFS Dual Fuel Pump Relay Hotwire Kit - Includes Relays, Wiring, Fuses, and Terminals, HFP-HWK2 QFS
    Quick view

    Dual Fuel Pump Relay Hotwire Kit - Includes Relays, Wiring, Fuses, and Terminals, HFP-HWK2 QFS

    $74.98
    HFP-HWK2-BC
    Add to Cart
  • Phenix Extended Oil Gauge Fitting AN to 1/8" NPT (All Sizes + Colors)
    Quick view

    Extended Oil Gauge Fitting AN to 1/8" NPT (All Sizes + Colors)

    $7.07
    PHX-D7903-3-0
    Choose Options
  • Fuel Pump Fitting, QFS-FT27 QFS
    Quick view

    Fuel Pump Fitting, QFS-FT27 QFS

    $8.98
    QFS-FT27-BC
    Add to Cart
  • QFS Fuel Pump Installation Kit w/ Strainer - OEM Replacement, HFP-KUNI QFS
    Quick view

    Fuel Pump Installation Kit w/ Strainer - OEM Replacement, HFP-KUNI QFS

    $16.98
    HFP-KUNI-BC
    Add to Cart
  • Fuel Pump Repair Kit w/ Fuel Filter + Pressure Regulator + Tank Seal for Buell Motorcycle - OEM Replacement, QFS-K310 QFS
    Quick view

    Fuel Pump Repair Kit w/ Fuel Filter + Pressure Regulator + Tank Seal for Buell Motorcycle - OEM Replacement, QFS-K310 QFS

    $46.98
    QFS-K310-BC
    Add to Cart
  • Fuel Pump Repair Kit w/ Genuine Mahle Filter + Pressure Regulator for BMW Motorcycle - OEM Replacement, QFS-K301 QFS
    Quick view

    Fuel Pump Repair Kit w/ Genuine Mahle Filter + Pressure Regulator for BMW Motorcycle - OEM Replacement, QFS-K301 QFS

    $47.98
    QFS-K301-BC
    Add to Cart
  • Fuel Pump Repair Kit w/ Pressure Regulator + Tank Seal - OEM Replacement, QFS-K344 QFS
    Quick view

    Fuel Pump Repair Kit w/ Pressure Regulator + Tank Seal - OEM Replacement, QFS-K344 QFS

    $45.98
    QFS-K344-BC
    Out of stock
  • Fuel Pump Repair Kit w/ Pressure Regulator + Tank Seal for Suzuki Motorcycle - OEM Replacement, QFS-K362 QFS
    Quick view

    Fuel Pump Repair Kit w/ Pressure Regulator + Tank Seal for Suzuki Motorcycle - OEM Replacement, QFS-K362 QFS

    $48.98
    QFS-K362-BC
    Add to Cart
  • QFS Fuel Pump Repair Kit w/ Pressure Regulator - OEM Replacement, QFS-K331 QFS
    Quick view

    Fuel Pump Repair Kit w/ Pressure Regulator - OEM Replacement, QFS-K331 QFS

    $38.98
    QFS-K331-BC
    Add to Cart
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS2002 QFS
    Quick view

    O2 Sensor - OEM Replacement, QFS-WBS2002 QFS

    $39.98
    QFS-WBS2002-BC
    Add to Cart
  • QFS Performance Wiring Kit, QFS-WKGM1
    Quick view

    QFS Performance Wiring Kit, QFS-WKGM1

    $44.99
    QFS-WKGM1-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