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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
  • QFS Electric Fuel Pump - OEM Replacement, HFP-185 QFS
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    Electric Fuel Pump - OEM Replacement, HFP-185 QFS

    $73.98
    HFP-185-BC
  • Phenix Female Inlet Fittings Demon BG, Pack of 2 (All Sizes + Colors)
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    Female Inlet Fittings Demon BG, Pack of 2 (All Sizes + Colors)

    $27.58
    PHX-H16-2-0
  • Mahle Fuel Filter - OEM Replacement, MAHLE-KL4901D Mahle
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    Fuel Filter - OEM Replacement, MAHLE-KL4901D Mahle

    $94.73
    MAHLE-KL4901D-BC
  • QFS Fuel Filter for Ski Doo Snowmobile - OEM Replacement for 415129510, HFP-F207 | QFS
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    Fuel Filter for Ski Doo Snowmobile - OEM Replacement for 415129510, HFP-F207 | QFS

    $13.98
    HFP-F207-BC
  • QFS Fuel Filter Kit w/ Fuel Filter, Strainer - OEM Replacement, QFS-FK97 QFS
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    Fuel Filter Kit w/ Fuel Filter, Strainer - OEM Replacement, QFS-FK97 QFS

    $20.98
    QFS-FK97-BC
  • QFS Fuel Injector Connector - Performance, HFP-EV1F-EV6M-NW QFS
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    Fuel Injector Connector - Performance, HFP-EV1F-EV6M-NW QFS

    $6.98 - $58.98
    HFP-EV1F-EV6M-NW-0-BC
  • QFS Fuel Injector Connector - Performance, HFP-EV6F-DELM-W-0 QFS
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    Fuel Injector Connector - Performance, HFP-EV6F-DELM-W QFS

    $6.98 - $56.98
    HFP-EV6F-DELM-W-0-BC
  • QFS Fuel Pressure Regulator for Yamaha & Mercury Marine Applications - OEM Replacement for 6C5-13906-01-00 & 880888T01, HFP-PR70 | QFS
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    Fuel Pressure Regulator for Yamaha & Mercury Marine Applications - OEM Replacement for 6C5-13906-01-00 & 880888T01, HFP-PR70 | QFS

    $107.98
    HFP-PR70-BC
  • QFS Fuel Pump - OEM Replacement, HFP-433 QFS
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    Fuel Pump - OEM Replacement, HFP-433 QFS

    $108.98
    HFP-433-BC
  • QFS Fuel Pump - OEM Replacement, HFP-435 QFS
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    Fuel Pump - OEM Replacement, HFP-435 QFS

    $63.98
    HFP-435-BC
  • Walbro Fuel Pump - OEM Replacement, WAL-516 Walbro/TI Automotive
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    Fuel Pump - OEM Replacement, WAL-516 Walbro/TI Automotive

    $89.98
    WAL-516-BC
  • Walbro Fuel Pump - OEM Replacement, WAL-GSS342G3-791 Walbro/TI Automotive
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    Fuel Pump - OEM Replacement, WAL-GSS342G3-791 Walbro/TI Automotive

    $98.98
    WAL-GSS342G3-791-BC
  • Walbro Fuel Pump - Performance, WAL-F10000305 Walbro/TI Automotive
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    Fuel Pump - Performance, WAL-F10000305 Walbro/TI Automotive

    $107.98
    WAL-F10000305-BC
  • Walbro Fuel Pump - Performance, WAL-F20000311 Walbro/TI Automotive
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    Fuel Pump - Performance, WAL-F20000311 Walbro/TI Automotive

    $109.98
    WAL-F20000311-BC
  • Walbro Fuel Pump - Performance, WAL-F20000313 Walbro/TI Automotive
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    Fuel Pump - Performance, WAL-F20000313 Walbro/TI Automotive

    $106.98
    WAL-F20000313-BC

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Catalog Frequently Asked Questions

Find answers to our most common questions below.

Quantum Fuel Systems specializes in high-quality fuel system components, including fuel pumps, filters, wiring harnesses, and more for a wide range of vehicles. Want to know more? Check out our About Us page.

Our team is here to help! Call us 1-818-574-FUEL (3835) or use our online contact form for quick assistance.

QFS has been providing reliable, performance-focused fuel system solutions for over 20 years, earning the trust of automotive enthusiasts and professionals alike.

Absolutely. Our products are designed to meet or exceed OEM standards for quality and performance, offering a reliable alternative to original parts.

Absolutely. Our products are designed to meet or exceed OEM standards for quality and performance, offering a reliable alternative to original parts.

We provide fuel system solutions for a broad range of vehicles, including cars, trucks, motorcycles, boats, ATVs, UTVs, and snowmobiles.

Our easy-to-use online catalog allows you to search by make, model, and year to find the perfect fit. Need help? Contact our support team for personalized assistance.

Yes! Orders placed by 3:00 PM PST ship the same day, so you get your parts quickly and minimize downtime.

Explore Quantum Fuel Systems’ comprehensive catalog—your ultimate one-stop shop for everything fuel system-related. From fuel pumps and injectors to pressure regulators, filters, and installation kits, we have the solutions to keep your engine running smoothly. With unmatched customer service, a lifetime warranty on in-house pumps, same-day shipping, and products designed for professionals and DIYers alike, Quantum sets the standard. Trusted by 1,800+ dealers, we’re here to fuel your journey.

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