Do cylinder head, airboot, muffler, and ECU setting updates yield more power from Yamaha’s YZ250FX for 2022? We ran it on our in-house dyno to find out.
Full story here: https://www.dirtrider.com/story/tests/yamaha-yz250fx-dyno-test-2022/
Video by: Bert Beltran
Read more from Dirt Rider: https://www.dirtrider.com/
