The LBP HRC replica exhaust was only made for the SP2.
Or most likely, for the SP2 swingarm.
This is the eBay site for the HRC replica exhaust in the U.S.
http://www.ebay.com/itm/RC51-VTR1000SP2 ... c7&vxp=mtrI'd send an inquiry to Simon (SimonKobeJapan) for any questions about fitment.
Simon is a great guy to deal with, and was instrumental in getting this exhaust made.