Performance350z

I am building a Veilside 350, which will be entering shows at the end of march - I am planning my ICE, can people tell me if this will be any good? 1 3x10 Nissan 350Z Magic Box 1 Nissan 350Z Custom Amp Rack 3 JL Audio 10w3v3 10"Â Subwoofers 1 JL Audio HD6004 4 channel HD Amplifier 1 JL Audio HD12001 1200 watt mono subwoofer amplifier 2pr JL Audio C3650 6.5" C3 component speakers Front and Rear Kenwood DNX6990HD 2012 Kenwood Excelon Double Din Headunit 2x 4 gauge blue amplifier kits It's all coming from the US - do you think this will work? Please can people let me know?