3M Body Schutz Black Textured 08861 Underbody Coating 1L. A thick, asphalt-based product ideal for vehicle underbody coating to give both rust proofing & sound deadening properties. Flexible when dry, does not sag, touch dry in 1 hour. Applies in one coat without dripping. Protects against corrosion and stonechip. Supplied in 1L.