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  • Siemens SIEMENS DEKA 80LB 835CC Fuel Injectors [8] For Pontiac GTO 2004-2006 5.7L, 6.0L FI114992, 110324
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    SIEMENS DEKA 80LB 835CC Fuel Injectors [8] For Pontiac GTO 2004-2006 5.7L, 6.0L FI114992, 110324

    $415.84
    SM-80LB-EV1-8-0004
    Out of stock
  • Siemens Deka 80LB 840cc Compact Fuel Injector [8] for Ford Mustang EFI 1986-1998
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    Siemens Deka 80LB 840cc Compact Fuel Injector [8] for Ford Mustang EFI 1986-1998

    $374.98
    SM-80LB-EV1-C-8-0002
    Out of stock
  • 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
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  • 255LPH Fuel Pump w/ Installation Kit - Automotive Performance, HFP-341-965 High Flow Fuel
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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
  • 255LPH Fuel Pump w/ Installation Kit - Automotive Performance, HFP-342-846 High Flow Fuel
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    255LPH Fuel Pump w/ Installation Kit - Automotive Performance, HFP-342-846 High Flow Fuel

    $81.98
    HFP-342-846-BC
    Add to Cart
  • 255LPH Fuel Pump w/ Installation Kit 1993-1998 Toyota Supra - Automotive Performance, HFP-342-762 High Flow Fuel
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    255LPH Fuel Pump w/ Installation Kit 1993-1998 Toyota Supra - Automotive Performance, HFP-342-762 High Flow Fuel

    $81.98
    HFP-342-762-BC
    Add to Cart
  • 255LPH Fuel Pump w/ Installation Kit for 1993-1997 Subaru Impreza - Automotive Performance, HFP-341-791 High Flow Fuel
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    255LPH Fuel Pump w/ Installation Kit for 1993-1997 Subaru Impreza - Automotive Performance, HFP-341-791 High Flow Fuel

    $82.98
    HFP-341-791-BC
    Add to Cart
  • QFS 340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-342FT-782 High Flow Fuel
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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-344FT-511 High Flow Fuel
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    340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-344FT-511 High Flow Fuel

    $98.98
    QFS-344FT-511-BC
    Add to Cart
  • QFS 340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-344FT-791 High Flow Fuel
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    340LPH Fuel Pump w/ Installation Kit - Automotive Performance, QFS-344FT-791 High Flow Fuel

    $94.98
    QFS-344FT-791-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

    $87.15
    AEM-30-2131-150
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  • AEM V2 Water/Methanol Injection 1.15 Gallon Tank Kit with Conductive Fluid Level Sensor, AEM-30-3325
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    AEM V2 Water/Methanol Injection 1.15 Gallon Tank Kit with Conductive Fluid Level Sensor, AEM-30-3325

    $160.95
    AEM-30-3325
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  • AEM X-Series Oil Pressure Gauge , AEM-30-0307
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    AEM X-Series Oil Pressure Gauge , AEM-30-0307

    $260.95
    AEM-30-0307
    Add to Cart
  • AutoMeter Autometer ROM Signal Adapter for Distributorless Ignitions, AUT-9117
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    Autometer ROM Signal Adapter for Distributorless Ignitions, AUT-9117

    $124.97
    AUT-9117-91761-BC
    Out of stock
  • Bosch BOSCH BR540 415LPH In-Tank Fuel Pump 0580101024 w/ Strainer/Filter & Wire For Jeep Grand Cherokee 1998-2002
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    BOSCH BR540 415LPH In-Tank Fuel Pump 0580101024 w/ Strainer/Filter & Wire For Jeep Grand Cherokee 1998-2002

    $194.98
    BOS-BR540-9401-43927
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  • Fuelab EFI Adjustable Mini Fuel Pressure Regulator, 25-90 psi, (2) -6AN Inlets, -6AN Return, 53501-1
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    EFI Adjustable Mini Fuel Pressure Regulator, 25-90 psi, (2) -6AN Inlets, -6AN Return, 53501-1

    $198.96
    FLB-53501-1
    Add to Cart

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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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