I have a Sound Dynamics ASUB-12 that I am not using. Can I swap out the driver and amp to enhance its capabilities? If so, what driver and amp? The Sound Dynamics sub has a 12-inch driver and a 90-watt amp. Also, can you think of any advantages/disadvantages to doing this? Here are some potential replacement items: http://www.partsexpress.com/pe/pshow...=300-794&DID=7 and this... http://www.partsexpress.com/pe/pshow...=295-400&Did=7 Let me know what you think. Thanks. ------------------ "What does God want with a Starship?" - Captain Kirk from Star Trek V: The Final Frontier.