not sure on most of the that... its sealed.. i had to phoenix gold r1 put in there and they blew with in two minutes from the amp... i dont want to downgrade in amp, just want something that will fit in that tight space under the seat and bang..
I have a box under my back seat that has a mounting depth of 6.7 inches... i am thinking about getting two fi x 12s, i have a 4000 watt mono block autotek amp.. any better ideas on woofers?