Made of high quality material, durable and practical to use. 5-pin CDI for most 50CC 70CC 90CC 110CC scooter ATV. This AC fired CDI will eliminate rev-limit which keeps your bike restricted, and also reset your ignition advance curve for better acceleration. This unit will give you 5-10 miles speed boost on your bike and all you need to do just plug it on. 1pc 5 Pins CDI Box Product Description 5 Pin Racing CDI Box Ignition For Motorcycle 50cc 70cc 90cc 110cc Scooter ATV. Made of high quality material, durable and practical to use. 5-pin CDI for most 50CC 70CC 90CC 110CC scooter ATV. This AC fired CDI will eliminate rev-limit which keeps your bike restricted, and also reset your ignition advance curve for better acceleration. This unit will give you 5-10 miles speed boost on your bike and all you need to do just plug it on. Description: 100% brand new and high quality Connection type: 5 pins Material: Metal+Plastic Colo