Tial wastegate covered in ceramic coating <a href="http://twitter.com/search?q=%23ceramiccoating" rel='nofollow external' class="su_links">#ceramiccoating</a> <a href="http://twitter.com/search?q=%23turbo" rel='nofollow external' class="su_links">#turbo</a> <a href="http://twitter.com/search?q=%23tial" rel='nofollow external' class="su_links">#tial</a> <a href="http://twitter.com/search?q=%23gtapowdercoating" rel='nofollow external' class="su_links">#gtapowdercoating</a>… <a href="http://t.co/yTn5mdo8t2" rel='nofollow external' class="su_links">http://t.co/yTn5mdo8t2</a>