Mine's similar to that, except my amps are are behind the subs, near the taillights. I have even less cargo space...
But that's okay, I rarely need more space. I just use the backseat, and the subs are very, very easy to remove on mine. I even have a little plastic handle on the top of the box
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1986 Porsche 944 Turbo "S" clone

1998 Honda Accord
Siena College '08
Manager, Mavis Discount Tire