well if you don;t wanna take your chances witha cheap sub, i would recommend you a RE SE, RL-i, Ascendaent Audio Atlas (Avalanche if you wanna be pimpin lol) and a slaugh of others i am not gonna bother listening. Just do your research, find whats best, while they are shipping the product to you build the enclosure for it true to it's specs and make sure you read the stickied tutorials here in each forum section there a big helper //content.invisioncic.com/y282845/emoticons/biggrin.gif.d71a5d36fcbab170f2364c9f2e3946cb.gif