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  • Fuel Pump w/ Regulator for Piaggio Scooter - OEM Replacement, HFP-389-UR2 QFS
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    Fuel Pump w/ Regulator for Piaggio Scooter - OEM Replacement, HFP-389-UR2 QFS

    $90.98
    HFP-389-UR2-BC
  • Fuel Pump w/ Regulator for Yamaha ATV/UTV - OEM Replacement, HFP-387-UR QFS
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    Fuel Pump w/ Regulator for Yamaha ATV/UTV - OEM Replacement, HFP-387-UR QFS

    $93.98
    HFP-387-UR-BC
  • Walbro Fuel Pump w/ Regulator, Strainer - OEM Replacement, WAL-PPN18-R Walbro/TI Automotive
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    Fuel Pump w/ Regulator, Strainer - OEM Replacement, WAL-PPN18-R Walbro/TI Automotive

    $146.98
    WAL-PPN18-R-BC
  • Fuel Pump w/ Regulator, Tank Seal, Strainer for Harley Davidson Motorcycle - OEM Replacement, HFP-361HD-RT QFS
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    Fuel Pump w/ Regulator, Tank Seal, Strainer for Harley Davidson Motorcycle - OEM Replacement, HFP-361HD-RT QFS

    $96.98
    HFP-361HD-RT-BC
  • Fuel Pump w/ Strainer - OEM Replacement, HFP-370HD-GM QFS
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    Fuel Pump w/ Strainer - OEM Replacement, HFP-370HD-GM QFS

    $84.98
    HFP-370HD-GM-BC
  • Walbro Fuel Pump w/ Strainer - OEM Replacement, WAL-F90000274-1168 Walbro/TI Automotive
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    Fuel Pump w/ Strainer - OEM Replacement, WAL-F90000274-1168 Walbro/TI Automotive

    $148.98
    WAL-F90000274-1168-BC
  • Siemens GENUINE SIEMENS DEKA 80LB 835CC Fuel Injector For Pontiac Firebird 1993-2002 5.7L FI114992, 110324
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    GENUINE SIEMENS DEKA 80LB 835CC Fuel Injector For Pontiac Firebird 1993-2002 5.7L FI114992, 110324

    $54.98
    SIEMENS-80LB-EV1-1-36379
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS4086 QFS
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    O2 Sensor for Polaris Slingshot - OEM Replacement, QFS-WBS4086 QFS

    $67.98
    QFS-WBS4086-BC
  • QFS Performance Fuel Pump Assembly w/ Sending Unit - Fits Airtex E3508M, QFS-A131HV QFS
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    Performance Fuel Pump Assembly w/ Sending Unit - Fits Airtex E3508M, QFS-A131HV QFS

    $282.98
    QFS-A131HV-BC
  • Phenix Plastic Cap Yellow, Pack of 10 (All Sizes)
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    Plastic Cap Yellow, Pack of 10 (All Sizes)

    $3.60 - $8.40
    PHX-A010-0
  • S&B Filters S&B Cold Air Intake Filter for Ford Powerstroke 7.3L 1998 1999 2000 2001 2002 2003 (75-5062/75-5062D)
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    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
  • S&B Filters S&B Cold Air Intake For 11-16 Chevrolet Silverado GMC Sierra V8-6.6L LML Duramax Cotton Cleanable Red
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    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
  • Phenix Straight Compression Swivel Hose End (All Sizes + Colors)
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    Straight Compression Swivel Hose End (All Sizes + Colors)

    $6.50 - $9.78
    PHX-J1000-3-0
  •  AEM V2 Water/Methanol Injection Kit, Multi Input Controller , AEM-30-3350
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    AEM V2 Water/Methanol Injection Kit, Multi Input Controller , AEM-30-3350

    $499.95
    AEM-30-3350
  •  AEM X-Series Boost Pressure Gauge, AEM-30-0306
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    AEM X-Series Boost Pressure Gauge, AEM-30-0306

    $199.95
    AEM-30-0306
  • Dual 340LPH Fuel Pumps w/ Installation Kit for 1999-2004 Ford F-150 - Automotive Performance, QFS-344FT-950Y-2 High Flow Fuel
    Quick view

    Dual 340LPH Fuel Pumps w/ Installation Kit for 1999-2004 Ford F-150 - Automotive Performance, QFS-344FT-950Y-2 High Flow Fuel

    $175.98
    QFS-344FT-950Y-2-BC
  • Electric Fuel Pump - OEM Replacement, HFP-187 QFS
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    Electric Fuel Pump - OEM Replacement, HFP-187 QFS

    $66.98
    HFP-187-BC
  • Phenix Extended Oil Gauge Fitting AN to 1/8" NPT (All Sizes + Colors)
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    Extended Oil Gauge Fitting AN to 1/8" NPT (All Sizes + Colors)

    $7.07
    PHX-D7903-3-0

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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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