Append custom parameter to taxonomy/term URI
You can try this: function my_car_rewrite_rules( $rules ) { $newrules = array(); // add a rule for this kind of url: // http://myhost.com/cars/ferrari/used/123 // => http://myhost.com/index.php?post_type=cars&ferrari=used&p=123 $newrules[‘^cars/([^/]+)/([^/]+)/([^/]+)$’] = ‘index.php?post_type=cars&$matches[1]=$matches[2]&p=$matches[3]’; return $newrules + $rules; } add_filter(‘rewrite_rules_array’,’my_car_rewrite_rules’); and remember to “save the permalinks” when testing. I added /cars/ so this rewrite will not overwrite your other pages. … Read more