我如何选择一些兄弟姐妹而不仅仅是通过CSS?

<div class="wrapper">
   <ul class="cars">
      <li class="headline">My Cars</li>
      <li>Ferrari</li>
      <li>Hummer</li>
   </ul>
  <ul class="cars">
      <li class="headline">My Cars</li>
      <li>Volvo</li>
      <li>Caddilac</li>
   </ul>
</div>
<div class="wrapper">
   <ul class="cars">