VHM make a replacement exhaust Flange which normally increases the life of the exhaust orings as its common for the exhaust orings when using the standard extension to break very quickly.
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VHM Cylinder Head KTM SX65 2009 - 2021
This cylinder head will improve the power output of the KTM SX65 . A must for any rider wishing to be a winner on a KTM 65