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Accessories & Specialty

  • Phenix Pressure Gauge 0 to 100 Psi 1/8 NPT Silicone Filled
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    Pressure Gauge 0 to 100 Psi 1/8 NPT Silicone Filled

    $47.16
    PHX-F305100-3
    Add to Cart
  • Phenix TEFLOK Straight Flare to Pipe (All Sizes + Colors)
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    TEFLOK Straight Flare to Pipe (All Sizes + Colors)

    $5.94
    PHX-TB1012-3-0
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  • Phenix 45 Degree Bulkhead Flare Union (All Sizes + Colors)
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    45 Degree Bulkhead Flare Union (All Sizes + Colors)

    $17.40
    PHX-A21037-3-0
    Out of stock
  • AEM V3 Water/Methanol Injector & Swirl Generator Kit, AEM-30-3315
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    AEM V3 Water/Methanol Injector & Swirl Generator Kit, AEM-30-3315

    $85.65
    AEM-30-3315
    Out of stock
  • Phenix Female SAE Weld Bung (All Sizes + Colors)
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    Female SAE Weld Bung (All Sizes + Colors)

    $6.03
    PHX-D91087-0-0
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  • QFS Fuel Pump Fitting - Performance, HFP-FTB-10OUT QFS
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    Fuel Pump Fitting - Performance, HFP-FTB-10OUT QFS

    $8.98
    HFP-FTB-10OUT-BC
    Add to Cart
  • QFS Fuel Injection Pump Installation Kit w/ Fuel Pressure Regulators, Filters/Strainers, Tank Seal Gaskets, Flex Hoses & Clamps, HFP-KTM-VPK1 QFS
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    Fuel Pump Installation Kit w/ Fuel Pressure Regulators, Filters/Strainers, Tank Seal Gaskets, Flex Hoses & Clamps, HFP-KTM-VPK1 QFS

    $193.98
    HFP-KTM-VPK1-BC
    Add to Cart
  • QFS Fuel Pump Repair Kit w/ Fuel Filter + Pressure Regulator + Tank Seal for Buell Motorcycle - OEM Replacement, QFS-K310 QFS
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    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
  • QFS Fuel Pump Repair Kit w/ Genuine Mahle Filter + Pressure Regulator for BMW Motorcycle - OEM Replacement, QFS-K301 QFS
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    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
  • QFS Fuel Pump Repair Kit w/ Genuine Mahle Filter for BMW Motorcycle - OEM Replacement, QFS-K303 QFS
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    Fuel Pump Repair Kit w/ Genuine Mahle Filter for BMW Motorcycle - OEM Replacement, QFS-K303 QFS

    $35.98
    QFS-K303-BC
    Add to Cart
  • QFS Fuel Pump Repair Kit w/ Pressure Regulator + Tank Seal for Suzuki Motorcycle - OEM Replacement, QFS-K362 QFS
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    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
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    Fuel Pump Repair Kit w/ Pressure Regulator - OEM Replacement, QFS-K331 QFS

    $38.98
    QFS-K331-BC
    Add to Cart
  • QFS Fuel Pump Wiring Harness - OEM Replacement, HFP-W258 QFS
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    Fuel Pump Wiring Harness - OEM Replacement, HFP-W258 QFS

    $15.98
    HFP-W258-BC
    Add to Cart
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS1001 QFS
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    O2 Sensor - OEM Replacement, QFS-WBS1001 QFS

    $39.98
    QFS-WBS1001-BC
    Add to Cart
  • QFS Fuel Injector Adapter Pigtail Connector Plug Clip EV1 - QTY 2 for Polaris ATV / UTV, HFP-EV1-P-2
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    QFS Fuel Injector Adapter Pigtail Connector Plug Clip EV1 - QTY 2 for Polaris ATV / UTV, HFP-EV1-P-2

    $8.98
    HFP-EV1-P-2-91423-BC
    Add to Cart
  • S&B Filters S&B Replace Filter for Cold Air Intake Kit 75-5068 (KF-1037)
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    S&B Replace Filter for Cold Air Intake Kit 75-5068 (KF-1037)

    $69.00
    S&B-KF-1037-0
    Out of stock
  • Phenix Universal 37 Degree Inline Filter (All Sizes)
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    Universal 37 Degree Inline Filter (All Sizes)

    $19.05 - $29.72
    PHX-F32506-11-0
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  • AEM Digital Boost Gauge, AEM-30-4406
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    AEM Digital Boost Gauge, AEM-30-4406

    $179.95
    AEM-30-4406
    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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