• Advanced design, inspired by the T-4, ensures lightening-quick throttle response & faster, stronger response during hard acceleration
• Includes wire-meshed spark arrester that can be removed for closed-course racing
• Steel Allen-head screws make repacking an easy task
• Comes with removable USFS screen type spark arrestor
YZ/WR250 & YZ/WR450F 03-05 Requires silencer mount kit, call for details.
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