Fydun 4 Pin DC CDI Box Fits Most Scooter ATV DY100

VERSATILE - This DC CDI unlocks the speed limits that limit bikes and resets the timing curve for better acceleration. 4 pin CDI for most DY100 ATV Increase Speed: With the CDI frame, you can increase your bike speed by 5-10 miles, and everything you need is easy. Quality Material The CDI box is made of high-quality metal and plastic, with good electrical and thermal conductivity, stable size, anti-corrosion, wear resistance, professional manufacturing, stable properties and high reliability. It has a longer life. EASY INSTALLATION - Easy installation and modification, no modification, no cutting or drilling and no easy dropping. Ideal for replacing old or worn ones. Bring a whole new experience. Service:We are responsible for the products in store. If you have questions about product quality, please contact us in time and we will try our best to reply you within 24 hours. Help >> Need more help >> Contact us at the top of the page and select Chat Customer Service.