From: raising my db's

[zaco2356 0]

thanks for the quik answer well the tuning of the enclosure is 50hz i got a grand vitara 2004 when i hit my biggest num. the sub was facing foward with the port to the left side of the enclosure and the box was made by me and a friend of mine and about the volt when i hit my best num drop 14.3 to 12.3