The Twin Motorcycles 42 mm TITANIUM 2,5 INCH Buell X1 headers Fit's all Buell X1 models. 

These are nice made TITANIUMl headers. Featuring spring mounted collector for a 2,5 inch exhaust (European models only)

These headers will fit with any of the aftermarket 2,5 inch or stock silencers made for the Buell X1 models.

Please ask us of you are not sure this will fit your exhaust. 

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