Yamaha BEX-11166-00-00 - Breather Pipe 1 is a genuine Yamaha part. It is an original equipment replacement part for select Yamaha motorcycles.

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Key Features & Benefits

• Genuine Yamaha OEM part, number BEX-11166-00-00.
• Fits 3 Yamaha models from 2021 to 2023.
• Direct replacement for the original part on the listed Yamaha models.

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Fits These Yamaha Models

• WR450F - 2021-2023
• YZ450F - 2022-2023
• YZ450FX - 2021

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Frequently Asked Questions

What is Yamaha part BEX-11166-00-00?

BEX-11166-00-00 is a genuine Yamaha breather pipe 1 for select Yamaha motorcycles.

Is BEX-11166-00-00 a genuine Yamaha part?

Yes, BEX-11166-00-00 is a genuine Yamaha OEM part.

Which Yamaha models fit BEX-11166-00-00?

This part fits the WR450F (2021-2023), YZ450F (2022-2023), and YZ450FX (2021). Confirm the exact model and year before ordering.

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WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.