A quality forged piston, ideal for cylinder maintenance, combining reliability, performance and durability.

Offers excellent resistance to high mechanical loads thanks to a high-performance forged racing design, specially adapted to 4-stroke motocross engines.

Ensures optimum compression, improves engine performance and guarantees longer life in intensive use.

Ensures optimum maintenance of engine compression while reducing friction and power loss in intensive motocross or competition use.

Excellent wear resistance and secure piston pin retention thanks to high-precision manufacturing in high-strength spring steel.

Offers excellent wear resistance thanks to high-performance manufacturing with reinforced surface treatment for 4-stroke motocross and sport quad engines.

Improves power, engine response and reliability while reducing friction and thermal stress in intensive motocross or competition use.

Offers excellent resistance to heavy mechanical loads thanks to a forged racing design specially developed for high-performance 4-stroke engines.

Improves power, engine response and reliability while reducing friction and thermal stress in intensive use.

Offers excellent resistance to heavy mechanical loads thanks to a forged Pro Race design specially developed for high-performance 4-stroke engines.

Improves reliability, engine response and performance, while reducing friction and wear in intensive use.

This exhaust muffler and its matching expansion kit form one of the best-performing sets on the market for your motocross bike.