The Thunder range is a blend of design and technology. The difference lies in the design of the rear tips, available in stainless steel or carbon fibre, to balance the reduced volume.
Interesting power and torque gain. Extraordinary sound.

• CE/ECE approved silencer (Euro 4 standards)
  
• Material: Alu White
  
• Carbon tip
  

Features and maximum gains:

• + 1.50 hp (36 hp > 37.5 hp)
• + 0.98 Nm (26.67 Nm > 27.65 Nm)
• - 1.13 kg (2.8 kg > 1.67 kg)
• + 2 dB (88 dB > 90 dB)