kulynyak

sorry.. i dont understand wery well the video.. i dont now wely well the english.. i have amp the formula-x 4000 the subsonic is to 30hz and the bassboost zero.. if I sew the vent will be better??

hi.. i was bought one fi 15'' btl before 1 week. today i unscrewed it to see how it is.. and i see the spider had a cleft.. can somebody tell me, it is serious and how can i fix it? thank you Uploaded with ImageShack.us