【Product Condition】 * This product is new, unopened, and unused. It has been stored without opening the box. Product Description ■ A kit that dramatically enhances the sense of realism and allows you to enjoy powerful music. ■ Improves the soundproofing performance of the doors, allowing you to enjoy music without worrying about sound leakage. ■ For both left and right doors (2 doors total) ■ Test CD included to confirm the effect 【Contents】 ・ Damping sheet for outer panel [Black] ・ Sound absorption sheet for outer panel ・ Damping sheet for inner panel [Silver] ・ Point damping material ・ Soundproofing tape ・ Spatula for pressing damping sheets ・ Spatula for removing butyl rubber Amon Car sound enhancement Soundproofing