What do you do when it comes time to replace factory installed sound deadening pads typically found on the floor pan, side panels, and outer door panels 3M Automotive Aftermarket Division is excited to introduce 3M Sound Deadening Pads. 3M Sound Deadening Pads are conformable, self-adhesive sheets that can be easily custom cut and applied to vehicle floor pans, engine compartments, hoods, deck lids, inside doors and on body panels Road tested to the high standards of the European market, these sound deadening pads work to suppress noise and vibration in panels. 3M Sound Deadening Pads are conformable to allow easy fitting around a variety of stamped shapes. They feature an OEM-matching diamond emboss. These pads are self adhesive, paintable, and include a center perforation for easy door panel installation.