Guys do you suggest 2 layers ng deadening? Kasi currently 1 layer lang un akin. And the shop owner suggests na 2 layers ko daw.

Anyone knows acoustipad? Is this the same as oem?

Nung pinatanggal ng installer un door panel ko, tinignan ko un current na deadening ko. Parang kulay silver siya na foil. Is this oem butyl?