4th Order BandPass Box Build - Kicker L7 15“

Alright Here’s the build for the 15“ L7, this is a 10yr old $50 sub off ebay but you don’t need to have a new sub to smash lows Box is not a 2:1 ratio it is the result of using winISD and plotting the best box for this sub (within reason), box is 70L sealed and 115L ported tuned at 40hz but peaking around 32hz Plug idea has worked perfectly and it dosnt leak any air which was the hard way of doing things making the sealed side the removable one, plays very low while maintaining woofer control This is ju