An Image of the Genuine Yamaha Logo reading 'GENUINE OEM PART' 5B4-82370-00-00
Plug Cap Assembly by Yamaha 5B4-82370-00-00 OEM Hardware 5B4-82370-00-00 Off Road Express
Four Yamaha off-road vehicles displayed with the Yamaha logo above them on a white background.
An Image of the Genuine Yamaha Logo reading 'GENUINE OEM PART' 5B4-82370-00-00
Plug Cap Assembly by Yamaha 5B4-82370-00-00 OEM Hardware 5B4-82370-00-00 Off Road Express
Four Yamaha off-road vehicles displayed with the Yamaha logo above them on a white background.
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Plug Cap by Yamaha

$71.99 USD
Normally ships in 6-8 business days

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SKU: 5B4-82370-00-00
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SKU: 5B4-82370-00-00

Yamaha UTV/ATV & Side by Side Wire Harness - Available at buywitchdoctors.com

Product Specifications: Genuine OEM Yamaha Plug Cap, Part # 5B4-82370-00-00.

Keep your machine running like new with a genuine Yamaha Wire Harness paired with premium maintenance parts from buywitchdoctors.com. The wire harness is the bundled network of wires, connectors, and protective sleeves that carries power and signals between the battery, ECM, sensors, switches, lights, and every other electrical component on your machine. Because it is routed through the frame, past hot engine parts, and through mud, water, and constant vibration, a sound harness is what keeps everything working together reliably. Riders most often replace a wire harness after melted, chafed, or cut insulation, shorts or blown fuses with no clear cause, intermittent or dead circuits, corroded or burnt connectors, rodent damage, water intrusion, a burnt smell, a harness that was pinched or stretched during a repair, or damage from a rollover, a fire, or a hard trail impact.

Why Choose Genuine OEM Yamaha Parts?

Choosing original equipment manufacturer (OEM) parts ensures your vehicle maintains its factory-standard performance, reliability, and fuel efficiency. Genuine parts eliminate the guesswork of aftermarket alternatives, offering a seamless integration with your engine's configuration.

  • Exact-Fit Design: Matched to Yamaha's original bolt patterns, sealing surfaces, and dimensions for a leak-resistant fit.
  • Factory-Spec Quality: Built to the same standards as the parts installed on your machine at the factory.
  • Peace of Mind: Skip the trial and error of universal or aftermarket parts that may not seal or align correctly.

Premium Materials & Precision Engineering

Crafted to strict factory tolerances, these components utilize high-grade alloys and chemical-resistant seals. This specialized engineering withstands harsh off-road vibrations, extreme temperatures, and modern fuel additives, preventing premature wear and leaks. The wire harness uses heat-resistant, abrasion-resistant insulation over properly sized copper conductors, with sealed, color-coded connectors and protective loom cut to the exact factory routing, so it carries power and signals cleanly and resists chafing, moisture, and heat through constant vibration and flexing.

Comprehensive Model Fitment (2015-Current)

This genuine OEM part is engineered for a wide range of Yamaha side-by-side (SxS) and all-terrain vehicles (ATV) built from 2015 to the current model year. Please verify your series matches below:

Utility Task Vehicles (UTVs / Side-by-Sides)

  • Viking Series: Viking 700 EPS, Viking 700 Ranch Edition, Viking VI EPS
  • Wolverine Series: Wolverine R-Spec, Wolverine X2 850, Wolverine X4 850, Wolverine X2 1000, Wolverine RMAX2 1000 (Sport, XT-R, Limited), Wolverine RMAX4 1000
  • YXZ Series: YXZ1000R, YXZ1000R SS

All-Terrain Vehicles (ATVs)

  • YFZ Series: YFZ50, YFZ450R, YFZ450R SE
  • Raptor Series: Raptor 90, Raptor 110, Raptor 700, Raptor 700R, Raptor 700R SE
  • Grizzly Series: Grizzly 90, Grizzly 110, Grizzly 700 EPS, Grizzly 700 SE, Grizzly 700 XT-R
  • Kodiak Series: Kodiak 450, Kodiak 450 EPS, Kodiak 700, Kodiak 700 EPS, Kodiak 700 SE

⚠️ IMPORTANT DISCLAIMER: Fitment can vary by production date and sub-model trim. Always verify your exact original equipment part number from your vehicle's schematic or consult a certified technician before finalizing your purchase to guarantee flawless compatibility.

Other Popular Parts & Secondary Accessories

  • Wire Connectors: Connectors join wires and plug components into the harness. Replace cracked, corroded, or melted ones so connections stay tight and sealed against moisture.
  • Wire & Wire Covers: Replacement wire and protective covers or loom let you repair a damaged section and shield it from heat and abrasion. Use the correct gauge and cover any repair so it holds up on rough trails.
  • Heat Shrink: Heat shrink tubing seals and insulates repaired connections against moisture, dirt, and abrasion. Use it on any splice or terminal you touch while installing a harness so the fix holds up in mud and water.
  • Grommet Assortments: Grommets protect wires where they pass through panels and brackets. Replace dried or split ones when you route a new harness to prevent chafing and keep water out.
  • Electrical Tools: Tools such as crimpers, strippers, testers, and connector release tools make it easier to work on wiring without damaging pins or insulation. Having them on hand helps you test circuits and install the harness correctly.
  • Zip Ties: Zip ties keep the harness routed neatly and away from heat and moving parts. Replace cut or brittle ties after any wiring work so everything stays secured on rough terrain.

Frequently Asked Questions (FAQs)

Q: How do I know when my Yamaha wire harness needs to be replaced, and how do I confirm the right one for my machine?
A: Look for melted, chafed, or cut insulation, burnt or corroded connectors, repeated blown fuses, intermittent or dead circuits, a burnt smell, and signs of rodent or water damage. Before replacing the harness, check the fuses, grounds, and individual connectors, since a single bad connection or damaged section may be repairable. Because wire harnesses vary by model, model year, trim, and equipment, confirm the correct part and routing using your Yamaha service manual or factory schematic, or contact us with your model and VIN and we will help you match it.

Q: How do mud, water, sand, and heat affect a wire harness on the trail?
A: Water and mud can work into connectors and cause corrosion, shorts, and erratic behavior, while heat from the engine and exhaust can harden and crack insulation. Constant vibration can rub wires against edges, and sand and grit can wear through protective covers. After a wet or muddy ride, avoid aiming a pressure washer at connectors, check that connectors are seated and dry, and look for chafing or loose routing. Follow your Yamaha service manual for correct routing, connector sealing, and water-crossing guidance.

PRO TIP: Learn More about Yamaha OEM vs. Aftermarket Parts

PRO TIP: Ultimate Guide on How to Protect UTV & ATV Electronics from Water Damage

PRO TIP: The Essential Buyer’s Guide to UTV & ATV Relays, Flashers & Fuses.

PRO TIP: How to Find a Short in a UTV/ATV Wire Harness


Upgrade Your Ride's Electrical Wiring System Performance Today
A factory-fit wire harness keeps power and signals flowing cleanly to every circuit on every ride. Complete your wiring repair with matching wire connectors, wire & wire covers, heat shrink, grommet assortments, electrical tools, and zip ties so your whole system stays sealed, organized, and trail-ready. Order your genuine Yamaha replacement components today from buywitchdoctors.com and experience top-tier off-road performance!

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

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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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.

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