I have 2 04 Kicker L7 12's and i wont to make my box smaller i can Mack a 2.3CF box tuned to 30 Hz for one or a 2.6CF box for the two L7's in a Sealed box i drive a 2000 mustang and have a Directed Audio 1500D the Rated Power @ 2 ohm: 800W x 1 RMS and the Rated Power @ 1 ohm: 1100W x 1 RMS so one sub will get 800 WATS when the two will get 1100WATS i lising to all tips of music so witch will be loader and sound beater //content.invisioncic.com/y282845/emoticons/biggrin.gif.d71a5d36fcbab170f2364c9f2e3946cb.gif