Yoshimura YO-13992AP521 Race Series AT2 Stainless Full Exhaust System w/Stainless Sleeve/Carbon End Cap for Yamaha MT-09 21-22/XSR 900 2022

Yoshimura AT2 Race Exhaust System Yamaha MT-09

The 2021 Yamaha MT-09 has been revised with many features including a refined chassis and engine package. Yoshimura immediately went to work on the development for the new Yamaha have used the AT2 profile to handle the power and torque of the 890cc three cylinder - torque monster engine. The AT2 is perfect styling for the MT-09 and incorporates the exclusive Works Finish, an aggressively styled matte finish carbon fiber end cap complimented by a facet-formed tip while adding an aggressive GP tone.

Right away the bike lost 6 pounds by removing the stock system and installing the AT2 Race Series full system. With plenty of torque on the bottom end Yoshimura focused on bringing the power more to the top of the spectrum. After development and testing was all said and done the AT2 gave the MT-09 a nice 2.7% increase in max HP and a 1.6% in max torque.

Features:

• Stainless steel header and mid pipe
• Carbon fiber end cap
• 6 lbs. lighter than OEM exhaust
• Horsepower and torque increases over stock
• Made in the USA