Call Me Back v2.0 - Wordpress Plugin is the best plugin for wordpress if admin want to get call request from customer. It has responsive interface with 7 nice build-in themes. Admin can set call request box as a popup or wordpress widget system and possible to customize all options and fields.
WooCommerce Car/Parts Filter Plugin v1.3 is the best plugin for Vehicle or Vehicle Parts Website. Admin can show filter plugin on Sidebar or Footer widget or show using shortcode also [car-make-model]. Admin can add multiple Make and multiple Model or multiple year from backend and also add each product Make.