Looking for the best replacement CDI modules? We’ve got you covered with a curated list of top options for ATVs, dirt bikes, scooters, and more, ensuring a smooth and reliable ride.
Replacing a faulty CDI module can bring your vehicle back to life. Whether it’s an ATV, dirt bike, scooter, or outboard motor, the right CDI module ensures smooth starts and reliable performance. Our guide highlights the best replacement CDI modules for various vehicles, making it easy to find the perfect fit.
We’ve tested and reviewed top options to save you time and hassle. Discover durable, plug-and-play solutions that restore your ride’s power and efficiency. Let’s get started!
List of Top 10 Replacement Cdi Modules
| Image | Title | Best For | Price |
|---|---|---|---|
![]() |
MOREV 5 Pin AC CDI Ignition Module Replacement for Coolster 3125B 3125R 3125XR8, SSR, Kayo, TaoTao 50cc 70cc 110cc 125cc ATV, Dirt Bike, Scooter, and Go Kart |
This CDI ignition module is perfect for owners of Chinese ATVs, dirt bikes, scooters, or go-karts with 50cc to 125cc engines. It’s ideal for those needing a reliable replacement to fix starting or acceleration issues. |
|
![]() |
MOREV 4 Pin DC CDI Ignition Module Replacement for TaoTao, Kazuma, SunL, Roketa, Baja 50cc 70cc 90cc 110cc 125cc ATV, Dirt Bike, Scooter, and Go Kart |
This CDI ignition module is perfect for owners of Chinese ATVs, dirt bikes, scooters, or go-karts with 50cc to 125cc engines. It’s ideal for those needing a reliable replacement for 4-pin DC systems. |
|
![]() |
Silscvtt CDI Module Box Replacement for Honda NX650 1988-1989 XR650L 1993-2009 2012-2015 644cc |
This CDI Module Box is perfect for Honda owners who need a reliable replacement for their NX650 (1988-1989) or XR650L (1993-2009, 2012-2015). It’s easy to install and matches your bike’s original part. |
|
![]() |
MOREV 6 Pin AC CDI Ignition Module Replacement for GY6 Engines, Compatible with TaoTao, Roketa, Jonway, Wolf 50cc 125cc 150cc Scooters, Moped, Go Kart, ATV, 139QMB 157QMJ |
This MOREV 6 Pin AC CDI Ignition Module is perfect for scooter and go-kart owners with GY6 engines. It’s ideal for those needing a reliable replacement for brands like TaoTao, Roketa, or Wolf. |
|
![]() |
CDI Switch Box Replacement for 50-275 HP Mercury Outboard Motor Power Pack 332-7778 332-7778A12 Switchbox |
This CDI Switch Box Replacement is perfect for boat owners who need a reliable and easy-to-install solution for their Mercury Outboard Motor. It’s ideal for those with 50-275 HP engines looking to replace old or damaged parts with a high-quality, aftermarket option. |
|
![]() |
labwork 644cc CDI Module Box Replacement for Honda NX650 XR650L NX XR 650 650L |
This CDI Module Box is perfect for Honda NX650 and XR650L owners who want easy starting and smooth riding. It’s great for those seeking a durable, high-rigidity replacement with simple installation. |
|
![]() |
MOREV 6 Pin AC CDI Ignition Module Replacement for CG Vertical Engines, Compatible with TaoTao TBR7, RPS Hawk 250, Apollo, Roketa 150cc 200cc 250cc Dirt Bikes and ATV |
This MOREV 6 Pin AC CDI Ignition Module is perfect for dirt bike and ATV owners who need a reliable replacement for their CG Vertical Engines. It’s ideal for those with 150cc-250cc models like RPS Hawk 250, TaoTao TBR7, or Apollo AGB-36, offering easy installation and improved performance. |
|
![]() |
LicBund CDI Box Ignitor Module Unit 5UH855400000 Replacement for YA-MAHA YFM 350 350G 350FG B-ruin 2004-2012 YFM350 Gri-zzly 2×4 2007-2014 Wolve-rine 2006 5UH-85540-00-00 |
This CDI Box Ignitor Module Unit is perfect for YA-MAHA YFM 350 owners who need a reliable replacement for their 2004-2014 models. It’s easy to install and built to last, making it ideal for ATV enthusiasts looking to fix ignition issues quickly. |
|
![]() |
DB Electrical IYA6049 New Cdi Module Compatible with/Replacement for600cc Yamaha 660 YFM660F Grizzly 2004 2005 2006 2007 2008 04 05 06 07 08 5KM-85540-10-00 |
This CDI module is perfect for Yamaha Grizzly 660 YFM660F owners who need a reliable replacement for their 2004-2008 model. It’s 100% new and meets Yamaha’s standards, ensuring your ATV runs smoothly. |
|
![]() |
CDI ELECTRON CDM Module,Mercury,2/3/4/6 Cyl. |
This CDI ELECTRON CDM Module is perfect for anyone who wants reliable performance and superior quality. It’s ideal for Mercury engines with 2, 3, 4, or 6 cylinders. |
Detailed Reviews
Discover the top 10 Replacement CDI Modules carefully selected for performance, durability, and value. Each product is expert-reviewed and backed by customer feedback, ensuring you find the perfect fit for your vehicle. Whether you need a reliable upgrade or a cost-effective solution, this guide has you covered—read on to make the smart choice!
1. MOREV 5 Pin AC CDI Ignition Module Replacement for Coolster 3125B 3125R 3125XR8, SSR, Kayo, TaoTao 50cc 70cc 110cc 125cc ATV, Dirt Bike, Scooter, and Go Kart

The MOREV 5 Pin AC CDI Ignition Module is a versatile replacement for many ATVs, dirt bikes, and go-karts. It works with 50cc to 125cc engines and fits popular Chinese brands. Its user-selectable setup ensures a perfect match for your vehicle.
This module is designed for AC systems with a 5-pin male connector. It’s not for DC systems or 6-pin scooters. Always check your original CDI before buying to ensure compatibility.
The signature purple housing offers rugged protection against heat and vibration. It provides reliable starting and solves issues like hard starts. Installation is plug-and-play with a configuration chart included for easy setup.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This CDI ignition module is perfect for owners of Chinese ATVs, dirt bikes, scooters, or go-karts with 50cc to 125cc engines. It’s ideal for those needing a reliable replacement to fix starting or acceleration issues.
Ready to Purchase?
2. MOREV 4 Pin DC CDI Ignition Module Replacement for TaoTao, Kazuma, SunL, Roketa, Baja 50cc 70cc 90cc 110cc 125cc ATV, Dirt Bike, Scooter, and Go Kart

The MOREV 4 Pin DC CDI Ignition Module is a versatile replacement for many ATVs, dirt bikes, and go-karts. It works with 50cc to 125cc engines and is easy to install.
This module is compatible with DC-fired systems and fits brands like TaoTao, Kazuma, and SunL. It has a unique purple design and premium components for reliable performance.
Check your system before buying. It’s plug-and-play for smooth engine operation. MOREV ensures durability and stronger spark energy.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This CDI ignition module is perfect for owners of Chinese ATVs, dirt bikes, scooters, or go-karts with 50cc to 125cc engines. It’s ideal for those needing a reliable replacement for 4-pin DC systems.
Ready to Purchase?
3. Silscvtt CDI Module Box Replacement for Honda NX650 1988-1989 XR650L 1993-2009 2012-2015 644cc

The Silscvtt CDI Module Box is a direct replacement for specific Honda models. It fits the Honda NX650 from 1988-1989 and the Honda XR650L from 1993-2009 and 2012-2015. This part is easy to install.
The package includes one CDI Module Box. It is designed to match the original part. Make sure to compare your current part with the product pictures to ensure a perfect fit.
This replacement part is reliable and durable. It helps restore your bike’s performance. Trust the Silscvtt CDI Module Box for a smooth ride.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This CDI Module Box is perfect for Honda owners who need a reliable replacement for their NX650 (1988-1989) or XR650L (1993-2009, 2012-2015). It’s easy to install and matches your bike’s original part.
Ready to Purchase?
4. MOREV 6 Pin AC CDI Ignition Module Replacement for GY6 Engines, Compatible with TaoTao, Roketa, Jonway, Wolf 50cc 125cc 150cc Scooters, Moped, Go Kart, ATV, 139QMB 157QMJ

The MOREV 6 Pin AC CDI Ignition Module is a reliable replacement for GY6 engines. It works with 50cc, 125cc, and 150cc scooters, mopeds, go-karts, and ATVs. This module ensures stable ignition for smooth engine performance.
It fits TaoTao, Roketa, Jonway, and Wolf vehicles. The purple design adds a unique touch and protects against heat. It’s easy to install with a plug-and-play setup.
The DIP switch allows customized settings for your engine. This module provides stronger spark energy and reliable starting. It’s a direct fit for GY6 6-pin AC systems, ensuring optimal performance.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This MOREV 6 Pin AC CDI Ignition Module is perfect for scooter and go-kart owners with GY6 engines. It’s ideal for those needing a reliable replacement for brands like TaoTao, Roketa, or Wolf.
Ready to Purchase?
5. CDI Switch Box Replacement for 50-275 HP Mercury Outboard Motor Power Pack 332-7778 332-7778A12 Switchbox

This CDI Switch Box is a brand-new replacement for Mercury Outboard motors, designed for 50-275 HP engines. It’s easy to install and comes with a ground wire for superior performance.
Made from premium materials, it fits specific Mercury models. Always check compatibility before buying to ensure it matches your motor.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This CDI Switch Box Replacement is perfect for boat owners who need a reliable and easy-to-install solution for their Mercury Outboard Motor. It’s ideal for those with 50-275 HP engines looking to replace old or damaged parts with a high-quality, aftermarket option.
Ready to Purchase?
6. labwork 644cc CDI Module Box Replacement for Honda NX650 XR650L NX XR 650 650L

The 644cc CDI Module Box is a replacement part for Honda NX650 and XR650L models. It fits 1988-1989 NX650 and 1993-2015 XR650L bikes. This CDI box is a direct replacement for your old ignition module.
It’s made of ABS material, with a tough body and high rigidity. The CDI box helps increase ignition energy, making starting easy and riding smooth. Installation is simple.
This CDI module is a great upgrade for your Honda bike. With its durable construction and easy installation, you’ll enjoy improved performance and reliable starting. Upgrade your ride today!
| Pros | Cons |
|---|---|
|
|
Perfect For:
This CDI Module Box is perfect for Honda NX650 and XR650L owners who want easy starting and smooth riding. It’s great for those seeking a durable, high-rigidity replacement with simple installation.
Ready to Purchase?
7. MOREV 6 Pin AC CDI Ignition Module Replacement for CG Vertical Engines, Compatible with TaoTao TBR7, RPS Hawk 250, Apollo, Roketa 150cc 200cc 250cc Dirt Bikes and ATV

The MOREV 6 Pin AC CDI Ignition Module is a versatile replacement for CG Vertical Engines. It works with 150cc to 250cc Dirt Bikes and ATVs. Its user-selectable setup ensures optimal performance.
This module is specifically designed for AC-fired engines. It fits popular models like RPS Hawk 250 and TaoTao TBR7. The 6-pin connector is a direct fit for standard systems.
With premium internal components, it solves starting and acceleration issues. The signature purple housing adds a customized look and rugged protection. Installation is plug-and-play for smooth engine operation.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This MOREV 6 Pin AC CDI Ignition Module is perfect for dirt bike and ATV owners who need a reliable replacement for their CG Vertical Engines. It’s ideal for those with 150cc-250cc models like RPS Hawk 250, TaoTao TBR7, or Apollo AGB-36, offering easy installation and improved performance.
Ready to Purchase?
8. LicBund CDI Box Ignitor Module Unit 5UH855400000 Replacement for YA-MAHA YFM 350 350G 350FG B-ruin 2004-2012 YFM350 Gri-zzly 2×4 2007-2014 Wolve-rine 2006 5UH-85540-00-00

Revive your YA-MAHA ATV with the LicBund CDI Box Ignitor Module Unit. This replacement part is designed for specific YA-MAHA models, ensuring a perfect fit. It’s a reliable solution for ignition issues.
Made from high-quality ABS plastic, this module is built to last. It features OEM-grade components for optimal performance. The plug-and-play design makes installation fast and easy.
Get back on the trail with confidence. This CDI Box Ignitor Module Unit is a cost-effective solution for your ATV. Enjoy a smooth ride with this durable and reliable replacement part.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This CDI Box Ignitor Module Unit is perfect for YA-MAHA YFM 350 owners who need a reliable replacement for their 2004-2014 models. It’s easy to install and built to last, making it ideal for ATV enthusiasts looking to fix ignition issues quickly.
Ready to Purchase?
9. DB Electrical IYA6049 New Cdi Module Compatible with/Replacement for600cc Yamaha 660 YFM660F Grizzly 2004 2005 2006 2007 2008 04 05 06 07 08 5KM-85540-10-00

The DB Electrical IYA6049 CDI Module is a brand-new replacement for your Yamaha Grizzly 660 YFM660F. It fits models from 2004 to 2008. This 12-volt module is built to meet Yamaha’s standards.
It comes with a 1-year warranty for peace of mind. If there’s an issue, we’ll replace it for free within a year.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This CDI module is perfect for Yamaha Grizzly 660 YFM660F owners who need a reliable replacement for their 2004-2008 model. It’s 100% new and meets Yamaha’s standards, ensuring your ATV runs smoothly.
Ready to Purchase?
10. CDI ELECTRON CDM Module,Mercury,2/3/4/6 Cyl.

The CDI ELECTRON CDM Module is a reliable and high-quality product. It is designed for Mercury engines. This module works with 2, 3, 4, or 6-cylinder engines.
This product has a superior design. It ensures top performance and longevity. You can trust its quality and reliability.
Get the CDI ELECTRON CDM Module for your Mercury engine. It will deliver consistent and dependable results.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This CDI ELECTRON CDM Module is perfect for anyone who wants reliable performance and superior quality. It’s ideal for Mercury engines with 2, 3, 4, or 6 cylinders.
Ready to Purchase?
Buying Guide
Replacing a faulty CDI module can fix your vehicle’s starting and performance issues. The right module ensures smooth starts and reliable power. Our guide helps you find the best replacement CDI module for your needs.
Engaging Experience:
Choosing the right CDI module is easy with our tested and reviewed options. We’ve highlighted durable, plug-and-play solutions for ATVs, dirt bikes, scooters, and more. Let’s find the perfect fit for your ride!
Factors to Consider When Buying:
– Compatibility: Check if the module fits your vehicle’s make, model, and engine type. Always match the pin count and system type (AC/DC).
– Engine Size: Ensure the module supports your engine’s CC range (e.g., 50cc to 250cc).
– Installation: Look for plug-and-play options with clear instructions for easy setup.
– Durability: Choose modules with rugged housing to protect against heat, vibration, and wear.
– Performance: Opt for modules that offer stronger spark energy and reliable starting.
– Brand Reputation: Trust brands known for quality components and reliable performance.
– Warranty: Consider modules with a warranty for added peace of mind.