Yoshimura · AT2
The Yoshimura MT-10 22-26 AT2 Stainless 3/4 Exhaust is a Race Series Exhaust System developed to match the character of Yamaha’s hyper naked MT-10. Built around Yoshimura’s Works Finish AT2 muffler, it’s designed to complement the bike’s styling while delivering a more aggressive experience for track-focused riders.
This 3/4 system is made for Yamaha MT-10 2022–2026 (see the fitment table below). It is described by the manufacturer as using the stock header while eliminating the CAT, and it features a carbon fiber heel guard integrated with the AT2 muffler design.
This system centers on Yoshimura’s Works Finish AT2 muffler, selected to suit the MT-10’s design language. The AT2 can be recognized by its distinctive race-inspired look and is paired with a carbon fiber heel guard to help complete the overall package on the bike.
Positioned in Yoshimura’s Race Series Exhaust System lineup, the AT2 Stainless 3/4 system is described by the manufacturer as eliminating the CAT while using the stock header. It is aimed at riders looking to sharpen the MT-10’s character for closed-course riding scenarios.
Yoshimura states the AT2 system is proudly designed, developed and manufactured in Chino, California. That in-house approach reflects the brand’s focus on cohesive styling, consistent build execution, and purpose-driven development for the MT-10 platform.
Materials
Yoshimura developed this AT2 3/4 system specifically for the Yamaha MT-10 2022–2026. The manufacturer highlights the CP4 crossplane engine lineage shared with the Yamaha R1, and positions the AT2 as a natural match for the MT-10’s high-energy personality. The Works Finish AT2 muffler is intended to complement the bike’s design while pairing with a carbon fiber heel guard for a finished look at the rider contact area.
Performance
As presented by the manufacturer, the AT2 Race Series 3/4 system uses the stock header and eliminates the CAT. It is part of Yoshimura’s Race Series Exhaust System family and is targeted at riders prioritizing a more track-oriented setup and tone. A dyno chart is shown on the page for reference, and the specifications table below lists key details such as Stainless material and a 14 lb shipping weight.
Fitment
This Yoshimura AT2 Stainless 3/4 Exhaust is listed for Yamaha MT-10 2022–2026 only; confirm the exact application in the fitment table below. For planning and installation prep, the page also includes an installation PDF link. Those resources help ensure the system matches the intended motorcycle and provides the information needed before beginning the install.
| Part Number | 13101CP520 |
|---|---|
| Brand | Yoshimura |
| Product Line | Race Series Exhaust System |
| Series | AT2 |
| Material | Stainless |
| Shipping Weight | 14 lb |
| Barcode | 00840025915367 |
| Emissions Compliance | QUALIFIED MANUFACTURER DECLARED "MODIFIED PART" |
| Make | Model | Model Years |
|---|---|---|
| Yamaha | MT-10 | 2022–2026 |
Fitment as listed by Yoshimura for part number 13101CP520.
Instructions / What's Included (PDF)
Provided by Yoshimura. Opens in a new tab.
