<http://schema.org/category>
"Vehicles &amp; Parts &gt; Vehicle Parts &amp; Accessories &gt; Motor Vehicle Parts &gt; Motor Vehicle Exhaust"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.cyclegear.com/parts/remus-revolution-slip-on-exhaust-bmw-r1100gsr-1995-1999>