Akrapovic Titanium Header Pipe

Pictures shown are for illustration purposes only, and may differ from actual product supplied.

Dedicated to maximising the engine’s performance, while reducing overall weight for optimized overall handling of the motorcycle. It is made entirely of titanium.
• Meets FIM noise limits
• Features a more durable welded bracket and titanium end cap
• Special coating for the silencer outer sleeve giving better scratch resistance and easier cleaning.

Designed to be paired with the Akrapovic Titanium Slip-On (90798-31907) sold separately.


When combining a Titanium Header with the Titanium Slip-On the comparison performance changes compared to the original equipment is approximately as follows:

POWER: + 0.5kW @ 7950rpm

TORQUE: + 0.8Nm @ 6650rpm

WEIGHT: -0.8kg



Note: For closed course use only.

This is a Non-Yamaha branded product that has been fully produced and developed by Akrapovic.

90798-31909 (Akrapovic Titanium Header Pipe) $768.55
  • 2016 - 2018 WR450F
  • 2016 - 2018 YZ450FX
  • 2015 - 2017 YZ450F