Loctite Rubberized Undercoating - 16 oz. aerosol 

• Heavy-duty undercoating that seals, protects, and insulates
• Rubberized for maximum durability
• Excellent professional blend, all-purpose coating
• Durable and flexible formula
• Typical applications: Automotive frames, rocker panels and wheels.
• Old PN LOC37580, New PN LOC502908 
• UPC Code 79340375802