STP Installation Instruction

Back wheel arches	Doors	Roof	Interior floor with front wheel arches	Trunk	Hood

 

You can also find video instructions below

Car Soundproofing - Video 

Doors Soundproofing - Video 

Floor Soundproofing - Video 

Hood Soundproofing - Video 

Roof Soundproofing - Video 

Trunk Soundproofing - Video