null

Same Day Shipping on Orders Placed Before 2:00 PM PST

  • FREE
    SHIPPING

  • BUY NOW
    PAY LATER

  • GUARANTEED
    FIT

  • AMERICAN
    OWNED

  • LIFETIME
    WARRANTY

  • U.S. BASED
    SUPPORT

Shop By Category

Catalog

  •  AEM Classic Digital Temperature Gauge Kit, AEM-30-4402
    Quick view

    AEM Classic Digital Temperature Gauge Kit, AEM-30-4402

    $211.95
    AEM-30-4402
  •  AEM Digital Dash Display CD-5G Non-Logging, AEM-30-5602
    Quick view

    AEM Digital Dash Display CD-5G Non-Logging, AEM-30-5602

    $1,299.95
    AEM-30-5602
  •  AEM Digital Volt Gauge, AEM-30-4400
    Quick view

    AEM Digital Volt Gauge, AEM-30-4400

    $149.95
    AEM-30-4400
  •  AEM V2 Water/Methanol Injection Kit, HD Controller, AEM-30-3301
    Quick view

    AEM V2 Water/Methanol Injection Kit, HD Controller, AEM-30-3301

    $674.95
    AEM-30-3301
  •  AEM V2 Water/Methanol Standard Controller Kit, AEM-30-3304
    Quick view

    AEM V2 Water/Methanol Standard Controller Kit, AEM-30-3304

    $206.95
    AEM-30-3304
  •  AEM Wideband UEGO Replacement O2 SENSOR, 30-2001
    Quick view

    AEM Wideband UEGO Replacement O2 SENSOR, AEM-30-2001

    $111.95
    AEM-30-2001
  •  AEM X-Series OBDII Gauge, 30-0311
    Quick view

    AEM X-Series OBDII Gauge, AEM-30-0311

    $177.95
    AEM-30-0311
  •  AEM X-Series Temperature Gauge 100~300F / 40~150C Accessory Kit, AEM-30-0302-ACC
    Quick view

    AEM X-Series Temperature Gauge 100~300F / 40~150C Accessory Kit, AEM-30-0302-ACC

    $21.75
    AEM-30-0302-ACC
  • ARP Headstuds ARP BMW E46/328I Rod Bolt Kit, 201-6303
    Quick view

    ARP BMW E46/328I Rod Bolt Kit, 201-6303

    $194.44
    ARP-201-6303
  • ARP Headstuds ARP Head Stud Kit for Nissan RB20 RB20DET RB25 RB25D, 202-4301
    Quick view

    ARP Head Stud Kit for Nissan RB20 RB20DET RB25 RB25D, 202-4301

    $190.12
    ARP-202-4301
  • ARP Headstuds ARP Mitsubishi 2.0L 4-Cylinder 16V Head Stud Kit, 207-4201
    Quick view

    ARP Mitsubishi 2.0L 4-Cylinder 16V Head Stud Kit, 207-4201

    $121.83
    ARP-207-4201
  • ARP Headstuds ARP SBC WP Motown Iron Block/Iron Head Head Stud Kit, 134-4201
    Quick view

    ARP SBC WP Motown Iron Block/Iron Head Head Stud Kit, 134-4201

    $258.06
    ARP-134-4201
  • ARP Headstuds ARP Subaru EJ 2.0/2.5L DOHC CA625+ Head Stud Kit, 260-4704
    Quick view

    ARP Subaru EJ 2.0/2.5L DOHC CA625+ Head Stud Kit, 260-4704

    $655.40
    ARP-260-4704
  • ARP Headstuds ARP VW 1.8L Turbo 20V M10 (Without Tool) Head Bolt Kit, 204-3901
    Quick view

    ARP VW 1.8L Turbo 20V M10 (Without Tool) Head Bolt Kit, 204-3901

    $166.08
    ARP-204-3901
  • AutoMeter Autometer 2-1/16" Pyrometer, 0-1600 °F, Ultra-Lite, AUT-4344
    Quick view

    Autometer 2-1/16" Pyrometer, 0-1600 °F, Ultra-Lite, AUT-4344

    $244.97
    AUT-4344
  • AutoMeter Autometer 2-1/16" Pyrometer, 0-1600 °F, Z-Series, AUT-2654
    Quick view

    Autometer 2-1/16" Pyrometer, 0-1600 °F, Z-Series, AUT-2654

    $240.97
    AUT-2654

USE #QUANTUMEQUIPPED ON SOCIAL MEDIA OR UPLOAD SUBMIT YOUR RIDE

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