u got it ... for now i will be puting just 1 of my 15's in with the 5.5 cubic foot box its the same set up i mad 146db with hope soon i will be able to get bout put in but its not cheap to upgrade alt and grounds and have a new box custome made and molded for the gp u know what i mean but over time it will be in for now i have to worry about getting my struts done and a new bummper