The Yamaha YFM660 Grizzly CDI Box by QuadBoss is designed specifically for high-performance enthusiasts who want to maximize the capability of their `04-`08 Yamaha YFM660 Grizzly 4x4. This premium CDI Box offers a boost in overall power, making it a must-have for those aiming to achieve exceptional performance from their vehicle.

Experience the ultimate in performance enhancement with this CDI Box, which is engineered with advanced duplication circuits for unmatched reliability. This CDI Box increases the RPM redline by 1,000+ rpm over stock boxes and features an altered ignition advance curve, ensuring a performance boost throughout the entire RPM range. The box incorporates monocurve technology, which assures precise and consistent operation. Designed for those who refuse to settle for anything less than stellar performance, this CDI Box is a potent upgrade for your vehicle.

Features

• Increases RPM redline by 1,000+ rpm
• Altered ignition advance curves for enhanced performance
• Duplication circuits for maximum reliability
• Monocurve technology for consistency

With the Yamaha YFM660 Grizzly CDI Box by QuadBoss, rest assured that you're investing in a proven high-performance upgrade. For any questions or additional information, feel free to call us at 512-982-9393 for our Austin, Texas location or 562-981-6800 for our Los Angeles, California area store. We also offer installation and customization services on-site at both locations. If you're considering purchasing multiple items, please contact us for potential shipping discounts. We look forward to assisting you.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov