Developed on the flow bench in conjunction with dyno and track testing. Higher volume airbox with longer intake. Increases air volume for optimized performance. Uses stock air filter components. Intended for use with GYTR Ported Cylinder Head (P/N 1SM-E11B0-T0-00), sold separately. Simple installation and easy maintenance.
Fits '14-'17 YZ250F
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Pro Motorsports of Fond du Lac, Inc.
86 N Rolling Meadows Dr
Fond Du Lac, WI 54937