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HEY, i just bought my 2002 tl type s and i wanted to install an amp (rockford bd1000) and 2 12s(haven't bought them yet) without changing the HU, i know i have to buy an LOC but what i want to know is how do u install in, my car has an stock amp so do i tap the wires before the stck amp or after also do i tap the wires in the stock subwoofer or speakers, PLease HELP, really confused

 
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hook it up after the amp.

 
Rep Power: 739

Hook it up to the subwoofers or speakers

 
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If you have a sub control on the factory deck than hook it up to the subs but if you don't than it doesn't really matter.

 
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can i just cut the end of the rca and hook it up to the sub signal befor going to the stock amp and the rca in my aftermarket amp