Boost the standard YZ125 to pro-level performance with this comprehensive upgrade kit. Enhances power, throttle response, and overall riding capability for competitive racing

• Plug and play kit for increased overall performance
• GYTR® cylinder head with removable insert
• 2 GYTR® pistons kits with circlips, rings and piston pins
• EDM ported cylinder with final hand tuning finishing
• V-Force air intake with carbon reed valves
• Lightweight, carbon fibre GYTR® ignition cover
• GYTR® exhaust pipe made of crude metal
• GYTR® titanium silencer
• Carburetor setting kit Digital
• CDI mapped by GYTR®
• Every product is fully checked by GYTR® quality engineer to meet the highest GYTR® quality standards