im putting up a sale of my 2 jehnsen 12's a dual bandpass box and a 400 watt vr3 amp that pushs these things good, i did have them sold,.. kinda a friend of mine and i agreed 275 for all of that and i would let him put them in his car untill he got the money 2 pay me well they where in a week and a half and he got a speeding ticket meanin he couldnt afford 2 buy these subs, so now i got them back and im putting htem up for sale,,, they sound really good they bump hard, i could hear him when he first turned onto my streeet and im not the first house on the conrer., or the 2nd or 3rd for that matter lol