Noise-Reduction Sheets: School Me
#21
TECH Addict
Before deadening, about a 4. After, about a 7, not including engine noise. Maybe a 6 including engine noise. It's still a Camaro, after all. I don't have any closed cell foam in my doors, which is hurting me. I might try and put a layer on the back of the door panels. Hope it'll fit.