4 Pin Dc Cdi Box With Connecting Plug For 50cc 70cc 90cc 110cc Scooters Atvs Go Karts Dirt Bikes And Dy100 Quad Bikes Direct Replacement High Performance Cdi Module For Easy Plug And Play Install

DC 4-Pin CDI Box for 50-110cc Scooters & ATVs
✔️ Plug-and-play DC CDI module with 4-pin connector and direct fit

This single-unit 4-pin DC CDI box is a direct replacement ignition module used on most 50cc, 70cc, 90cc, and 110cc scooters and ATVs, including DY100 quad bikes. It plugs directly into the OEM harness for a simple upgrade.

✅ Direct replacement for 50cc-110cc scooters, ATVs, and DY100 bikes
✅ DC input with included connecting plug for easy wiring
✅ High-performance ignition module with precise voltage control
✅ Overheat protection and durable plastic shell with metal circuit board
✅ Simple plug-and-play installation with dial-in performance

💡 What is a DC CDI box and how does it improve ignition in small engines?

In short, this module optimizes spark timing and stability for better throttle response and reliability.

• Improved ignition timing consistency across RPM ranges for small engines
• Direct plug-and-play installation for quick upgrades
• Higher spark stability reduces misfires and heat buildup
• Better cold-start and idle performance in scooters and ATVs