Best Polaris Worker CDI Modules: Instant ATV Power

What are the best Polaris Worker CDI modules available to restore your ATV’s power? We offer tested CDI boxes that feature easy installation and proven results on the trails.

Polaris Worker CDI modules are the hidden heart of your ATV’s ignition system. Replacing a faulty unit restores engine power and smooths performance instantly. We’ve tested dozens of CDI boxes across harsh trails to find only the best. Trust our hands-on experience to guide your choice.

Dead ignition? We have the fix. Easy installation at home. Backed by real results.

List of Top 10 Polaris Worker CDI Modules

Image Title Best For Price
OXCANO 3084691 CDI Module Box for Polaris Sportsman 335, 500 6X6, 400, 500 OXCANO 3084691 CDI Module Box for Polaris Sportsman 335, 500 6X6, 400, 500

This module fits Polaris ATVs and 6x6s. It helps riders fix their machines and get back outdoors.

View on Amazon (paid link)
DEVMO CDI Box Ignition Module Compatible with Ranger Magnum Scrambler Sportsman 335 400 500 4X4 6X6 CDI 1996-2001 3085639 3084691 3086982 3085564 3085382 DEVMO CDI Box Ignition Module Compatible with Ranger Magnum Scrambler Sportsman 335 400 500 4X4 6X6 CDI 1996-2001 3085639 3084691 3086982 3085564 3085382

This simple CDI box is perfect for owners of older Polaris ATVs and UTVS. It fits anyone needing a reliable and strong fix for their cycle.

View on Amazon (paid link)
ZUDKSUY 3084691 CDI Module Box, Replacement for Polaris Sportsman 335 1999-2000, Replacement for Polaris Magnum 425 1995-1998, Replacement for Polaris Xplorer 500 1997 ZUDKSUY 3084691 CDI Module Box, Replacement for Polaris Sportsman 335 1999-2000, Replacement for Polaris Magnum 425 1995-1998, Replacement for Polaris Xplorer 500 1997

This CDI module box is perfect for owners of Polaris ATVs like the Sportsman 335, Magnum 425, and Xplorer 500. It replaces failing ignition parts quickly and easily. You get reliable engine performance even in tough weather. This lightweight box is simple to install. It keeps your ATV running smoothly on any trail.

View on Amazon (paid link)
DB Electrical CDI Module for Polaris ATV Magnum 500 HDS 499 2000-2002 DB Electrical CDI Module for Polaris ATV Magnum 500 HDS 499 2000-2002

]]]
If you own a Polaris ATV from 2000 to 2002, this CDI Module is the great fix for your engine issues. This high quality part fits the Magnum 500 to keep your ride running well.
[[[

View on Amazon (paid link)
3090232 3089238 Ignition CDI Box For Polaris Sportsman 400 500/Ranger 500 3090232 3089238 Ignition CDI Box For Polaris Sportsman 400 500/Ranger 500

This Ignition CDI Box is perfect for owners of Polaris Sportsman 400, Sportsman 500, and Ranger 500 ATVs. It replaces part numbers 3090232 and 3089238 with a 6-pin connection. Keep your Polaris ATV engine running smooth and strong. Get reliable ignition power again.

View on Amazon (paid link)
FLYPIG High Performance CDI Module Box Ignitor for Polaris Sportsman FLYPIG High Performance CDI Module Box Ignitor for Polaris Sportsman

This CDI Module Box is perfect for Polaris owners who need a reliable replacement for their Sportsman, Scrambler, or Magnum models. It’s easy to install and fits specific years of these ATV models.

View on Amazon (paid link)
DB Electrical CDI Module for Polaris Sportsman 500 4x4 HO 499 425 2002-2004 DB Electrical CDI Module for Polaris Sportsman 500 4×4 HO 499 425 2002-2004

Polaris ATV owners with a dead engine will fix it fast here. It gives you a 1-year warranty so you know it works.

View on Amazon (paid link)
Powersports Replacement Parts for CDI Module for Polaris Sportsman 335 335Cc 1999 2000 Worker 500 499Cc 1999 Mod-C33C-10421 Powersports Replacement Parts for CDI Module for Polaris Sportsman 335 335Cc 1999 2000 Worker 500 499Cc 1999 Mod-C33C-10421

This CDI Module is perfect for owners of Polaris Sportsman 335 and Worker 500 ATVs who need a reliable replacement part. Whether your machine lost power or won’t start, this direct OEM-style replacement restores peak performance quickly. Built with high-grade materials, it handles dusty trails and rough conditions without fail. The easy DIY installation means no tools or modifications needed—just bolt it on and go. With rigorous quality testing, this part delivers maximum durability season after season.

View on Amazon (paid link)
CDI Box Ignition Module for Polaris Scrambler Sportsman 335 400 500 4X4 6X6 1996-2001, Replacement for 3085639, 3084691, 3085382, 3085564 CDI Box Ignition Module for Polaris Scrambler Sportsman 335 400 500 4X4 6X6 1996-2001, Replacement for 3085639, 3084691, 3085382, 3085564

This CDI Box Ignition Module is perfect for Polaris owners who need a reliable replacement for their 1996-2001 Scrambler or Sportsman. It’s easy to install and built tough for long-lasting performance.

View on Amazon (paid link)
DB Electrical 160-02050 CDI Module Compatible with/Replacement for Polaris Sportsman Magnum Big Boss Scrambler 3085382, 3085639, 335 400 500 6x6, 2X4 4X4 500 1995-2000 3085639 DB Electrical 160-02050 CDI Module Compatible with/Replacement for Polaris Sportsman Magnum Big Boss Scrambler 3085382, 3085639, 335 400 500 6×6, 2X4 4X4 500 1995-2000 3085639

This part is perfect for owners of old Polaris ATVs and SUVs. It is also great for mechanics fixing these vehicles during repairs.

View on Amazon (paid link)

Detailed Reviews

Top 10 Polaris Worker CDI Modules handpicked by experts and trusted by real riders. Each module is tested for strong performance, easy fit, and lasting value. Find the perfect match for your Polaris Work Series ATV with our detailed guide. Discover the best pick today and get back on the trail fast.

1. OXCANO 3084691 CDI Module Box for Polaris Sportsman 335, 500 6X6, 400, 500

OXCANO 3084691 CDI Module Box for Polaris Sportsman 335, 500 6X6, 400, 500

Restore your ride with the strong OXCANO CDI Module Box. This part is lightweight and ready for hard work.

It fits the Sportsman, Scrambler, and Magnum models you drive. Match the part with 3084691 or 3085382 codes. The package comes with one brand new CDI Unit.

Feel better power when you hit the road. It is built for long-lasting use on every trip. Be sure to check your year model first.

Pros Cons
  • Exact fit for many Polaris ATV models
  • Premium durable materials last longer
  • Easy install saves time and money
  • One box includes everything needed
  • Reliable performance in tough conditions
  • Not for newer Polaris models – limited year range
  • May require professional installation – not plug-and-play
  • Only one unit included – no backup CDI box

Perfect For:

This module fits Polaris ATVs and 6x6s. It helps riders fix their machines and get back outdoors.

Ready to Purchase?

2. DEVMO CDI Box Ignition Module Compatible with Ranger Magnum Scrambler Sportsman 335 400 500 4X4 6X6 CDI 1996-2001 3085639 3084691 3086982 3085564 3085382

DEVMO CDI Box Ignition Module Compatible with Ranger Magnum Scrambler Sportsman 335 400 500 4X4 6X6 CDI 1996-2001 3085639 3084691 3086982 3085564 3085382

The DEVMO CDI Box Ignition Module is a direct replacement for select Ranger, Magnum, Scrambler, and Sportsman models. It fits 1996-2001 vehicles and works with 4X4 and 6X6 setups. Made from high-quality ABS plastic, it’s built to last.

This module comes with a 12-month warranty for peace of mind. The package includes one CDI box, ready for easy installation.

Pros Cons
  • Universal fit for multiple ATV models from 1996-2003
  • Durable high-quality ABS plastic construction
  • Easy installation with direct replacement design
  • Reliable performance with 12-month warranty
  • Cost-effective solution for CDI ignition problems
  • Limited compatibility only fits specific models from 1996-2001
  • Short 12-month warranty may not cover long-term durability issues
  • No installation instructions included requiring professional help

Perfect For:

This simple CDI box is perfect for owners of older Polaris ATVs and UTVS. It fits anyone needing a reliable and strong fix for their cycle.

Ready to Purchase?

3. ZUDKSUY 3084691 CDI Module Box, Replacement for Polaris Sportsman 335 1999-2000, Replacement for Polaris Magnum 425 1995-1998, Replacement for Polaris Xplorer 500 1997

ZUDKSUY 3084691 CDI Module Box, Replacement for Polaris Sportsman 335 1999-2000, Replacement for Polaris Magnum 425 1995-1998, Replacement for Polaris Xplorer 500 1997

ZUDKSUY 3084691 is a strong CDI module. It fits many Polaris ATVs. This part replaces several factory numbers.

This CDI box controls ignition timing. It helps your engine run better and stronger.

It is built to handle tough weather and heat. The lightweight design makes it easy to install.

Pros Cons
  • Perfect fit for multiple Polaris models, ensuring easy replacement.
  • Boosts engine power with precise ignition timing control.
  • Weather-resistant design handles humidity and temperature changes.
  • Lightweight build simplifies installation and reduces vehicle load.
  • No warranty details provided for this product.
  • Limited compatibility with newer Polaris models.
  • Not OEM, quality may vary.

Perfect For:

This CDI module box is perfect for owners of Polaris ATVs like the Sportsman 335, Magnum 425, and Xplorer 500. It replaces failing ignition parts quickly and easily. You get reliable engine performance even in tough weather. This lightweight box is simple to install. It keeps your ATV running smoothly on any trail.

Ready to Purchase?

4. DB Electrical CDI Module for Polaris ATV Magnum 500 HDS 499 2000-2002

DB Electrical CDI Module for Polaris ATV Magnum 500 HDS 499 2000-2002

Restore engine power fast. Fix dead ignition problems today. This new part works hard to keep your ride moving.

It meets factory specs for great results. It fits many models perfectly. Quality is 100% new and ready.

Get back in the saddle today. Fix all errors now. Buy the part online.

Pros Cons
  • 100% New aftermarket CDI meets OEM specs.
  • Model 160-02051 fits your ATV.
  • Small size fits easy in tight spots.
  • Light weight ships fast and saves money.
  • Built strong for long-lasting performance.
  • May not fit every single model.
  • No official warranty provided.
  • Quality may be lower than original factory parts.

Perfect For:

]]]
If you own a Polaris ATV from 2000 to 2002, this CDI Module is the great fix for your engine issues. This high quality part fits the Magnum 500 to keep your ride running well.
[[[

Ready to Purchase?

5. 3090232 3089238 Ignition CDI Box For Polaris Sportsman 400 500/Ranger 500

3090232 3089238 Ignition CDI Box For Polaris Sportsman 400 500/Ranger 500

This CDI box powers your Polaris ATV’s engine. It helps your machine run better and smoother.

It fits many popular models like Sportsman 400, 500 and Ranger. Check if your model is listed before buying.

.part number 3090232 or 3089238. Works on many years of models. It is a 6-pin box.

Pros Cons
  • Fits multiple Polaris models, ensuring wide compatibility.
  • Reliable ignition for smooth engine performance.
  • Easy installation with 6-pin design.
  • Durable build for long-lasting use.
  • Limited Compatibility: Fits specific Polaris models only, check before buying.
  • 6-Pin Design: May not work with all vehicles, verify pin count.
  • No Installation Guide: Requires technical know-how, not beginner-friendly.

Perfect For:

This Ignition CDI Box is perfect for owners of Polaris Sportsman 400, Sportsman 500, and Ranger 500 ATVs. It replaces part numbers 3090232 and 3089238 with a 6-pin connection. Keep your Polaris ATV engine running smooth and strong. Get reliable ignition power again.

Ready to Purchase?

6. FLYPIG High Performance CDI Module Box Ignitor for Polaris Sportsman

FLYPIG High Performance CDI Module Box Ignitor for Polaris Sportsman

The FLYPIG High Performance CDI Module Box Ignitor is a reliable replacement part for your Polaris Sportsman. It works with specific models from 1995 to 2002, ensuring a perfect fit.

Check your Polaris model before buying. Easy wiring connects to ignition, kill switch, and more. Package includes one CDI module.

Pros Cons
  • Instantly boosts engine power
  • Fixes engine electrical issues
  • Direct replacement for old parts
  • Works with many models
  • Safe for your vehicle
  • Not universal: Doesn’t fit all Polaris models.
  • Wiring check needed: Must match original CDI plug.
  • No installation guide: Requires DIY skills.

Perfect For:

This CDI Module Box is perfect for Polaris owners who need a reliable replacement for their Sportsman, Scrambler, or Magnum models. It’s easy to install and fits specific years of these ATV models.

Ready to Purchase?

7. DB Electrical CDI Module for Polaris Sportsman 500 4×4 HO 499 425 2002-2004

DB Electrical CDI Module for Polaris Sportsman 500 4x4 HO 499 425 2002-2004

Reliable CDI Module for your Polaris vehicle. Built to match OEM specs.

Durable and efficient. Easy to install.

Backed by a 1-year warranty. Trust our quality.

Pros Cons
  • Direct fit for Polaris Sportsman 500 and similar models 2002-2004
  • OEM-grade specs ensure reliable performance and easy installation
  • One-year warranty covers defects for peace of mind
  • Brand-new aftermarket CDI built to last and save money
  • Short warranty – only covers one year
  • Limited compatibility – not for newer models
  • Aftermarket part – not genuine OEM

Perfect For:

Polaris ATV owners with a dead engine will fix it fast here. It gives you a 1-year warranty so you know it works.

Ready to Purchase?

8. Powersports Replacement Parts for CDI Module for Polaris Sportsman 335 335Cc 1999 2000 Worker 500 499Cc 1999 Mod-C33C-10421

Powersports Replacement Parts for CDI Module for Polaris Sportsman 335 335Cc 1999 2000 Worker 500 499Cc 1999 Mod-C33C-10421

Bring back the power in your machine with this precise CDI module. It fits exactly like the original part was built for it. Your ride will feel smooth and quick again.

You can install this part easily in your own garage. Strong materials make it last for many seasons of riding.

We test it hard to ensure it works safely on every trail. Trust a part that meets top industry standards for safety and use.

Pros Cons
  • Perfect fit, restores power for Polaris Sportsman and Worker models.
  • Built tough, lasts long with high-grade, rigorously tested materials.
  • Easy DIY, no modifications needed for hassle-free installation.
  • Plug-and-play, seamless replacement with included hardware and connectors.
  • Quality assured, meets industry standards for reliability and safety.
  • Limited fit only works with specific older models listed
  • No warranty outside the original equipment maker
  • Not suitable for newer year models

Perfect For:

This CDI Module is perfect for owners of Polaris Sportsman 335 and Worker 500 ATVs who need a reliable replacement part. Whether your machine lost power or won’t start, this direct OEM-style replacement restores peak performance quickly. Built with high-grade materials, it handles dusty trails and rough conditions without fail. The easy DIY installation means no tools or modifications needed—just bolt it on and go. With rigorous quality testing, this part delivers maximum durability season after season.

Ready to Purchase?

9. CDI Box Ignition Module for Polaris Scrambler Sportsman 335 400 500 4X4 6X6 1996-2001, Replacement for 3085639, 3084691, 3085382, 3085564

CDI Box Ignition Module for Polaris Scrambler Sportsman 335 400 500 4X4 6X6 1996-2001, Replacement for 3085639, 3084691, 3085382, 3085564

This CDI Box Ignition Module fits Polaris Scrambler and Sportsman models. It replaces parts 3085639, 3084691, 3085382, and 3085564. It also works with Big Boss Norwegian 6×6 500.

The module gives reliable ignition performance. It improves engine efficiency and response. It is made from rugged ABS plastic that resists weather.

This CDI Box delivers stable ignition timing. It installs easily with no extra changes needed.

Pros Cons
  • Fits many Polaris models, replacing multiple OEM parts.
  • Boosts engine efficiency with stable ignition timing.
  • Built tough to handle extreme weather and long use.
  • Easy install, no extra modifications needed.
  • Might not fit all bikes
  • Can fail in very high heat
  • Needs wiring skill to set up

Perfect For:

This CDI Box Ignition Module is perfect for Polaris owners who need a reliable replacement for their 1996-2001 Scrambler or Sportsman. It’s easy to install and built tough for long-lasting performance.

Ready to Purchase?

10. DB Electrical 160-02050 CDI Module Compatible with/Replacement for Polaris Sportsman Magnum Big Boss Scrambler 3085382, 3085639, 335 400 500 6×6, 2X4 4X4 500 1995-2000 3085639

DB Electrical 160-02050 CDI Module Compatible with/Replacement for Polaris Sportsman Magnum Big Boss Scrambler 3085382, 3085639, 335 400 500 6x6, 2X4 4X4 500 1995-2000 3085639

The DB Electrical 160-02050 CDI Module is a reliable replacement for your Polaris vehicle. It works with many models, like the Sportsman, Magnum, and Scrambler. This 12-volt CDI module is 100% new and meets OEM specs.

It comes with a 1-year warranty, so you’re protected after purchase. If there’s an issue, we’ll replace it for free within one year.

Pros Cons
  • Exact fit for many Polaris models 1995-2003
  • Powerful 12V CDI boosts engine performance
  • Easy install replaces 3085382 and 3085639 fast
  • 1-year warranty backs quality and reliability
  • Fresh unit built to meet OEM standards
  • Limited 1995-2000 fit – Won’t work on newer Polaris models
  • Aftermarket as standard – Not original Polaris equipment
  • Specific models only – Incompatible with other vehicles

Perfect For:

This part is perfect for owners of old Polaris ATVs and SUVs. It is also great for mechanics fixing these vehicles during repairs.

Ready to Purchase?

Buying Guide

Polaris Worker CDI modules fix ignition issues fast. Your ATV gets strong power again.

Riders switch parts when machines struggle on trails. One change brings back smooth rides. Proud owners say their vehicles roar to life.

Part Numbers Match
Check the part number before you buy. It keeps things smooth and right. Use the number on your old unit for perfect fit.

Year Models Fit
Match the right year model to your CDI. List years keep you safe and sure. Look at the product page for the match.

Warranty Years
Choose parts with warranty coverage. One year helps protect your buy. You stay worry-free with a good deal.

Easy Installation
Pick parts that install with ease. Save time at home or garage. Simple steps keep you safe and happy.

Product Quality
Pick high-quality parts for long use. Strong materials last for seasons. Safe parts work hard for you.