four 15's in ported box for 01 tahoe

[mayday187]

I'm looking for help in box design for 01 chevy tahoe. max dimensions for box are 22'' high x 48'' wide x 35'' deep. looking to run four massive audio hippos on my lanzar opti110001d amp. with subs facing up and one port towards tail gate.preferably a zero common wall type. system is still in upgrade mode. will be running one four channel on two sets of 6.5 components and tweets, and one two channel on rear components and tweets. one 250x4 and one 250x2 both lanzar opti amps. electrical will also be upgraded with dual alts 300 amps each ( saving dough for those as we speak). and extra xs power batts . i'm going on vacation from work for two weeks, and would like to take this time to work on my truck. at least get the box built and wire ran till i get other parts in. i'm very very new to forums and would like to apologies for and mistakes or needed info not included. this is a daily driver that loves rap and r&b. and needs the music for the commute to and from work.