At DMG Motorsports, we present the DYNOJET JET KIT 99-00 YAM R6 4161, a Stage 1 kit designed to increase power and smoothness throughout the entire rev range while maintaining optimum fuel economy. Comprehensive instructions include step-by-step installation and testing procedures to help ensure a proper setup.

Features:

• Stage 1 kit
• Designed to increase power and smoothness throughout the entire rev range
• Maintains optimum fuel economy
• Includes comprehensive installation and testing instructions
• Not legal for sale in California; check local laws before installation

Fitment