I fitted 2 of these over our 3" tail pipes -- rolled ends and only £10 each -- located and held with a grub screw -- the are 145mm long and just go over the slash cut end pipes -- look perfect
http://www.aftermarketsounds.com/80mm-rolled-chrome-exhaust-tip.html
Alan
http://www.aftermarketsounds.com/80mm-rolled-chrome-exhaust-tip.html
Alan