headers

  1. M

    yoshimura R77 pipe sizing??

    What is the pipe size for slip on that work with the gen 2 yoshimura headers and mid pipe??
  2. workin_ike

    Black Widow Exhaust

    Has anyone tried them or heard of them? I want to go with Coffman dual slipons but don't know what header I want to do. http://www.blackwidowexhausts.co.uk/gsx1300r-gsx-1300-r-hayabusa-2008---2015-4-2-downpipes-collector-de-cat-1770-p.asp
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