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I have a 90 Deville and i wanted to know if a custom intake would be worth the money on a car like this. Ive been told that it wont really have an effect because of the mass airflow sensor. Though i dont know if this is true or not. Would it help with gas mileage and maybe a little more...

I just installed a 1000 watt amp in my 90 Deville. It replaced the 600 watt and 300 watt amps i had bridged together. I know where and how to hook them up, but this one is giving my problems. First of all, it seems that i'm not getting all my power from it; the bass comes out at a real low...