• Greater performance due to special engine mapping
• Higher speed
• Silencer housing made of high-grade titanium
• Uncompromising race look
• Improved throttle response and increases in both power and torque
• Designed to get the best performance from the motorcycle
• Substantial weight saving

Saving 15 % weight compared to the stock expansion chamber (ca. 0,3 kg).

• Silencer housing made of high-grade titanium
• Uncompromising race look
• Increased performance
• Improved throttle response and increases in both power and torque
• Substantial weight saving

Saving almost 20% weight compared to the stock expansion chamber (ca. 0,4 kg).

• Silencer housing made of high-grade titanium
• Uncompromising race look
• Sensitive response
• Increased performance
• Improved throttle response and increases in both power and torque
• Substantial weight saving

Saving almost 20% weight compared to the stock expansion chamber (ca. 0,4 kg).

• Suitable for standard silencers
• Untreated surface
• Uncompromising race look
• Sensitive response
• Increased performance
• Improved throttle response and increases in both power and torque
• Substantial weight saving

Saving almost 20% weight compared to the stock expansion chamber (ca. 0,4 kg)

• Suitable for standard silencers
• Greater performance due to special engine mapping
• Untreated surface
• Higher speed
• Uncompromising race look
• Improved throttle response and increases in both power and torque
• Designed to get the best performance from the motorcycle
• Substantial weight saving

Saving 15 % weight compared to the stock expansion chamber (ca. 0,4 kg)

• Extra strong sheet steel
• Nickel-plated surface
• Wide, even engine speed range
• Better gas control

Combination with FMF silencer recommended

• Full sound
• Extra strong sheet steel
• Nickel-plated surface
• Better power delivery
• Higher maximum power

Combination with FMF silencer recommended

• Full sound
• Extra strong sheet steel
• Nickel-plated surface
• Better power delivery

Combination with FMF silencer recommended

• Silencer housing made of high-grade aluminum
• Stainless steel silencer cap
• Rich sound
• Permanently welded brackets
• Easy to mount
• Reduced weight

For a system with optimized performance and perfect balance we recommend the combination with the FMF Fatty expansion chamber.

• Specially developed for use in motocross
• Silencer housing made of high-grade aluminum
• Stainless steel silencer cap
• Rich sound
• Permanently welded brackets
• Easy to mount
• Reduced weight

For a system with optimized performance and perfect balance we recommend the combination with the FMF Fatty expansion chamber.

• Silencer housing made of high-grade aluminum
• Stainless steel silencer cap
• Rich sound
• Permanently welded brackets
• Easy to mount
• Reduced weight

For a system with optimized performance and perfect balance we recommend the combination with the FMF Fatty expansion chamber.

FMF-Factory Fatty-Pipe