Where is my factory amp located in my 2004 pontiac grand am gt?

[mindy]

trying to find my factory amp in my pontiac grand am gt 2004

 

[KaeZoo]

In a Grand Am with a Monsoon system, the amplifier will be located under the liner, behind the wheel well on the driver's side of the trunk.

 

[turbotbird50]

Trunk, usually on the driver's side rear. Behind the carpeting, bolted to the trunk hinge support brace.