Exterior Deep Clean & Prep is a heavy duty cleaner and stripper for extremely heavily soiled vehicles, removal of waxes and sealants, as well as polishing oils. Removes Heavy soil, mold, algae, bugs, tar, road film, polishing compound residue, oils, dirt, & more extremely fast. This product will allow new sealants, waxes, and coatings to bond with the paint and not with left over dirt, oils, sealants, polishing residue, and left over wax. Will give heavily soiled and dirty vehicles a polished look as it will remove all debris embedded into the finish. Works unbelievably well when used before polishing to remove all debris. Will cut through the heaviest bug ridden front ends with ease. Works amazing on heavy soiled floor mats as well.A must have in every professional arsenal.