<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/pro-circuit-ti-6-pro-titanium-exhaust-system-yamaha-yz250f-2014>