Sub replacments?

[Lincoln06V8]

What kind of size subs do I need to replace the THX ones, I can see that they are 2ohm and 45w buts that's all I know.

 

[Lincoln06V8]

Infinity Reference REF-9633ix Reference Series 6"x9" 3-way car speakers at Crutchfield

 

[joegr]

The Infinity posted above is a good choice. Alternately, the factory ones are still available (about $42 each).
6U5Z-18808-AA

 

[Lincoln06V8]

The Infinity posted above is a good choice. Alternately, the factory ones are still available (about $42 each).
6U5Z-18808-AA

I've tried to find the factory subs but cant seem to find them.

 

[joegr]

I've tried to find the factory subs but cant seem to find them.

FordPartsGiant and Tasca list them as available. Of course, you don't really know until you try to order them...