Fuel Injector Seal by Polaris
An Image of the Genuine Polaris Logo reading 'GENUINE OEM PART' 2521796
Fuel Injector, Se by Polaris 2521796 OEM Hardware P2521796 Off Road Express
Four Polaris off-road vehicles displayed with the Polaris logo above them on a white background.
Fuel Injector Seal by Polaris
An Image of the Genuine Polaris Logo reading 'GENUINE OEM PART' 2521796
Fuel Injector, Se by Polaris 2521796 OEM Hardware P2521796 Off Road Express
Four Polaris off-road vehicles displayed with the Polaris logo above them on a white background.

Fuel Injector Seal by Polaris

$119.99 USD
Normally ships in 6-8 business days

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SKU: 2521796
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SKU: 2521796

Polaris UTV/ATV OEM Fuel Injector - Available at buywitchdoctors.com

Product Specifications: Genuine OEM Polaris Fuel Injector Seal , Part # 2521796.

A Polaris UTV/ATV OEM Fuel Injector is a precision-engineered component designed to deliver a highly atomized mist of fuel directly into the combustion chamber. Unlike generic aftermarket injectors that can suffer from inconsistent flow rates, these genuine units ensure your engine runs smoothly, whether you are idling in the woods or pinning the throttle on a high-speed run.

Available at Witchdoctors.com, these authentic Polaris UTV/ATV OEM Fuel Injector replacements are calibrated to meet the exact electrical and mechanical specifications of your machine's ECU. Using factory-spec injectors prevents the "lean" or "rich" conditions that lead to poor fuel economy, hard starting, and even catastrophic piston damage. When it comes to the heart of your fuel system, settling for anything less than original equipment manufacturer quality isn't worth the risk.

Key Benefits and Performance Features

  • Precision Spray Pattern: Specifically designed to maximize fuel atomization for cleaner combustion and more responsive throttle control.
  • ECU Compatibility: Engineered with the correct impedance and latency to communicate perfectly with your Polaris Engine Control Unit.
  • Durable Construction: Built with high-grade internal seals and corrosion-resistant materials to withstand modern ethanol-blend fuels.
  • Plug-and-Play Installation: Features the factory-correct electrical connector and mounting geometry for a seamless, leak-free swap.
  • Optimized Power Delivery: Restores lost horsepower and torque caused by clogged or under-performing old injectors.

When to Replace Your Fuel Injectors

Off-road fuel systems are often subjected to dust, debris, and varying fuel quality. You should consider a new Polaris UTV/ATV OEM Fuel Injector if you experience persistent engine stumbling, "popping" in the intake, sudden loss of power at high RPMs, or a noticeable drop in fuel mileage. Regular use of fuel stabilizers helps, but when internal deposits or electrical failure occur, only a genuine replacement will restore that factory-fresh performance.

Comprehensive Model Fitment (2015-Current)

These Genuine Polaris OEM fuel injectors are designed for the following models from 2015 to the current production year:

Polaris RZR Series: 900, XP 1000, Turbo, Pro XP, Pro R, and RS1.

Polaris Ranger Series: 500, 570, XP 900, XP 1000, and Crew.

Polaris General Series: 1000 and XP 1000.

Polaris Sportsman ATV Series: 450, 570, 850, and XP 1000.

Polaris ACE Series: 500, 570, and 900.

Polaris Xpedition Series: XP, ADV.

⚠️ IMPORTANT DISCLAIMER: Always check your owner’s manual or the fitment tab on witchdoctors.com to make sure this part fits your specific year, make, and model before ordering.

Popular Fuel Injector Parts and Accessories

  • Fuel Injector Pigtails: Replacement wiring connectors to fix brittle or melted electrical plugs.
  • Upper and Lower O-Rings: Critical viton seals that prevent dangerous fuel leaks at the rail and intake.
  • Fuel Lines & Mounts: Specialized hardware to keep the fuel system securely fastened during vibration.
  • Fuel Line Retainer Clips: Ensure your high-pressure lines stay locked to the injector rail.
  • Fuel Pressure Regulators: Keep your new injectors operating within the correct PSI range.
  • Fuel Filters & Components: The first line of defense against contaminants that clog fine injector nozzles.

Frequently Asked Questions (FAQs)

Should I replace fuel injectors in pairs?

While you can replace just one, we highly recommend replacing injectors as a set. If one has reached its end of life or is clogged due to bad fuel, the others are likely in similar condition. Replacing them together ensures balanced cylinder performance.

Do I need to tune my Polaris after installing new OEM injectors?

If you are using the exact Polaris UTV/ATV OEM Fuel Injector part number originally intended for your machine, no tuning is required. The ECU is already programmed to handle the flow rate of this specific factory part.

PRO TIP: Polaris Tech Tip: How to Inspect Polaris Fuel Injectors and Fuel Pressure.

PRO TIP: Learn How to Inspect Polaris Fuel Tanks and Components.

Restore Your Engine’s Pulse at Witchdoctors.com

Don’t let a faulty injector keep you off the trail. At Witchdoctors.com, we specialize in providing the Polaris UTV/ATV OEM Fuel Injector components you need to get your machine back to its peak power. We understand that precision matters, which is why we only offer authentic factory parts that guarantee a perfect fit and long-term reliability. Shop our extensive inventory today, take advantage of our fast shipping.

Get Back to Full Power Today!

Ensure your engine gets the fuel it needs to dominate the dunes. Find the exact OEM injector for your model and see why Witchdoctors is the preferred source for Polaris enthusiasts. Shop now!

Shop Polaris OEM Fuel Injectors at Witchdoctors.com Now!

Are You Looking to Find Great Places & Adventurous Trails to Ride Your UTV, Side by Side or ATV? Check out these highly recommended places:

  1. Look Here in Minnesota
  2. Hatfield-McCoy Trails
  3. Look Here in Georgia
  4. Look Here in Michigan
  5. Look Here in Washington

General Safety Warning & Installation Requirements

Your safety is our top priority. Whether you are maintaining a Victory® or Indian® Motorcycle, or servicing a UTV, ATV, or Side-by-Side, proper installation is vital to the performance and safety of your vehicle.

Important:
Warning: Failure to follow manufacturer-specified installation procedures and safety requirements can result in mechanical failure, loss of vehicle control, serious injury, or death.

Important Fitment Disclosure

At Witchdoctors, we want to ensure you get back on the road or trail as quickly as possible. Correct fitment is the most critical step in purchasing parts for your Victory® or Indian® Motorcycle. Also for your Polaris®, CFMoto®, Arctic Cat®, Yamaha®, Honda®, Can-Am®, Kawasaki® UTV and ATV.

Verification Required: While we strive for 100% accuracy, vehicle manufacturers often make mid-year production changes. Always verify your specific year, make, and model before finalizing your order.
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Please see International Shipping page for orders shipping outside the US.

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Product Availability

We show real time product availability. These products normally ship the same business day but may ship from one of our warehouses across the country. If an item requires additional processing time you will be notified.

Returns

If your order arrives and it is not right, we will we'll fix it. We promise!

Doesn't fit or just not happy with it? You can return any new, unopened, unused or unaltered item within 30 business days of delivery receipt of your item. We will issue a refund to your original payment method.

See our full Return Policy for all of the pertinent details.

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