unscrew the screws!
other than that there are tabs,
i would put the money you were going to take for the subs and put it into the engine!
the 460 Sound system is pretty damn loud as it is
__________________ *1994 Mustang GT Laser Red w/ White Stripes -
GT40P heads, Cobra Upper & Lower Intake w/ 1/2 Spacer, Ford Racing Ceramic Coated Shorties, 2.25" Exhaust No cats, Flowmaster 40s, 3.5" Stainless Steel Tips, Ford Racing 3.73's, K&N CAI, EdelBrock Chrome Valve Covers, 17" Silver Cobra R rims, Brembo Rotors, 94' Cobra Calipers!
*1982 GMC High Sierra6.2l Diesel 4X4-
Custom CAI, Custom 4" Stainless Steel Stacks, 4:56 Posi, Dana 44 F, Dana 70 R, 15" Bullethole Rims, 33"
BFG's, A.K.A Big RED | 
How do I remove my plastic amp cover on a 2000 Mustang? 
