CDI Box By RMSTATOR| 1996-2001 CDI Box High Performance For Yamaha YFM 350 ? YFM 400 100% NEW: Includes a brand new high performance CDI box with enhanced timing curve and increased rev limiter. HIGH QUALITY: Highest quality electric components available for Yamaha ATV. QUALITY SOLUTIONS: Surpasses OEM quality for optimum performance. FULLY TESTED & APPROVED: All shipped items are tested. One Year Product Warranty Included. **Please Check Product Description For Vehicle Fitment. Images Illustrate Actual Item and All Necessary Components**