Dynamat Xtreme Sound Barrier Kit, Door, 12.000" x 36.000", Set of 4

Dynamat Xtreme quiets annoying road noise, improves a speaker's dynamic range, and makes for a more comfortable driving experience. You can quiet down the noise, and get better sound. Use Xtreme sound deadening sheets to reduce road noise so you Hear More Music!™. Kit includes enough material for two standard size doors.