Fasstek Exhaust outlet adapter with probe hole
Fasstek exhaust outlet adaptor with Lambda sensor hole for 32mm Fasstek cylinder heads.
Include 1 original Yamaha 21C-E4613-00 gasket and 4 Athena S410250012007 gaskets to fit your exhaust, and to replace the longer exhaust screws.
§ Caution: the number of gaskets may vary depending on the thickness of your manifold flange.
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