CDI Ignition Box: Enhance Your ATV's Performance with Reliable Ignition Solutions Elevate your ATV's ignition system with our CDI Ignition Box, crafted for durability and superior performance. This essential component boosts throttle response and overall efficiency, ensuring a smooth and powerful ride. Applicable Model: Our CDI box is specifically designed as a replacement for the Big Bear 350 (1996-1999) and Wolverine 350 (2000-2001) models. Please verify compatibility with your specific ATV model before purchasing to ensure a perfect fit and optimal performance. OE Number: The reference part number for this CDI ignitor unit module is 4SH 85540 00 00. Make sure it matches the original equipment (OE) number you need to avoid any installation issues. Function: This CDI ignition box enhances your ATV's performance by improving throttle response, enabling faster ignition starts, increasing spark energy, and raising speed limits. Experience a noticeable increase in top speed and overall ride quality. Durable Housing: Designed with a robust housing, our CDI box effectively shields against harsh conditions, vibration, wear, and moisture, ensuring long-lasting performance and reliability in various environments. Plug In Module: Meeting OEM specifications, this CDI ignition box ensures that its form and function match the original component. Its plug-in design makes installation straightforward, allowing you to upgrade your ATV quickly and easily. Choose our CDI Ignition Box for a reliable upgrade to your ATV's ignition system. Order now to experience enhanced performance, durability, and ease of installation, ensuring you get the most out of your ride.