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  • QFS Safety Glasses, QFS-GLASSES-SFTY QFS
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    Safety Glasses, QFS-GLASSES-SFTY QFS

    $15.98
    QFS-GLASSES-SFTY-BC
    Add to Cart
  • Siemens Deka 220LB 2350cc Fuel Injectors EV1 14.5mm ORings 2310cc, FI11242 110333 (Choose QTY)
    Quick view

    Siemens Deka 220LB 2350cc Fuel Injectors EV1 14.5mm ORings 2310cc, FI11242 110333 (Choose QTY)

    $173.98 - $1,391.84
    SM-220LB-EV1-0
    Out of stock
  • Siemens Deka 80LB 840cc Compact Fuel Injector [6] for Ford Mustang EFI 1986-1998
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    Siemens Deka 80LB 840cc Compact Fuel Injector [6] for Ford Mustang EFI 1986-1998

    $284.98
    SM-80LB-EV1-C-6-0002
    Out of stock
  • Phenix Straight Reusable Banjo Hose End Short -3AN (All Sizes + Colors)
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    Straight Reusable Banjo Hose End Short -3AN (All Sizes + Colors)

    $18.05
    PHX-J0313-11-0
    Choose Options
  • QFS 255LPH Fuel Pump w/ Installation Kit - Automotive Performance, HFP-341-965 QFS
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    255LPH Fuel Pump w/ Installation Kit - Automotive Performance, HFP-341-965 High Flow Fuel

    $83.98
    HFP-341-965-BC
    Add to Cart
  • QFS 340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-341FT-766 QFS
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    340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-341FT-766 High Flow Fuel

    $87.98
    QFS-341FT-766-BC
    Add to Cart
  • QFS 340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-342FT-782 QFS
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    340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-342FT-782 High Flow Fuel

    $94.98
    QFS-342FT-782-BC
    Add to Cart
  • QFS 340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-342FT-U QFS
    Quick view

    340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-342FT-U High Flow Fuel

    $99.98
    QFS-342FT-U-BC
    Add to Cart
  • QFS 340LPH Fuel Pump w/ Installation Kit - E85-Compatible Automotive Performance, QFS-352FT-511 QFS
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    340LPH Fuel Pump w/ Installation Kit - E85-Compatible Automotive Performance, QFS-352FT-511 High Flow Fuel

    $98.98
    QFS-352FT-511-BC
    Add to Cart
  • AEM 150 PSIg Brass Sensor Kit, AEM-30-2131-150
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    AEM 150 PSIg Brass Sensor Kit, AEM-30-2131-150

    $71.69
    AEM-30-2131-150
    Add to Cart
  • AEM 150 PSIg Stainless Sensor Kit, AEM-30-2130-150
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    AEM 150 PSIg Stainless Sensor Kit, AEM-30-2130-150

    $179.95
    AEM-30-2130-150
    Add to Cart
  • AEM 3.5 Bar Stainless Map Sensor Kit
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    AEM 3.5 Bar Stainless Map Sensor Kit, AEM-30-2130-50

    $163.95
    AEM-30-2130-50
    Add to Cart
  • AEM 75 PSIa or 5 Bar Stainless Sensor Kit, 30-2130-75
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    AEM 75 PSIa or 5 Bar Stainless Sensor Kit, AEM-30-2130-75

    $169.95
    AEM-30-2130-75
    Add to Cart
  • AEM Adjustable Fuel Pressure Regulator. Black. Acura & Honda Offset Flange with 90 Degree Return Line Fitting, AEM-25-304BK
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    AEM Adjustable Fuel Pressure Regulator. Black. Acura & Honda Offset Flange with 90 Degree Return Line Fitting, AEM-25-304BK

    $193.95
    AEM-25-304BK
    Out of stock
  • AEM CAS Trigger Disk 50mm OD, AEM-30-8760
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    AEM CAS Trigger Disk 50mm OD, AEM-30-8760

    $48.32
    AEM-30-8760
    Add to Cart
  • AEM Digital Dash Display CD-5G Non-Logging, AEM-30-5602
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    AEM Digital Dash Display CD-5G Non-Logging, AEM-30-5602

    $1,210.95
    AEM-30-5602
    Out of stock
  • AEM V2 Water/Methanol Injection Kit, HD Controller, AEM-30-3301
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    AEM V2 Water/Methanol Injection Kit, HD Controller, AEM-30-3301

    $614.95
    AEM-30-3301
    Add to Cart
  • ARP Headstuds ARP BMW E46/328I Rod Bolt Kit, 201-6303
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    ARP BMW E46/328I Rod Bolt Kit, 201-6303

    $194.44
    ARP-201-6303
    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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