RS-12 Stainless Slip-On Exhaust, Aluminum Muffler, w/ Carbon End Cap

Model Years:  YAMAHA YZ450F 2026

 234852S320

Our brand-new offering for the 2026 Yamaha YZ-450F is ready for action. Introducing the RS-12 Signature Series Slip-On—lightweight, compact, and built to deliver serious power.

This RS-12 is USFS approved and comes equipped with a spark arrestor installed, so you’re ready to ride the woods or trials right out of the box.

Featuring a stainless steel mid-pipe paired with an aluminum muffler and finished with a matte carbon fiber end cap, every detail is built for performance and durability.

Proudly engineered, developed, and built in Chino, CA.—Yoshimura quality you can count on.