16 inches.
In 2003-2006 Chevy Tahoe, suburban and full-size trucks with Bose, the factory subwoofer is in the center console the console houses the enclosure and the sub fires forward under the dash.
If you open the drivers door and look at the inside of the door jam you will see a sticker that will have the FACTORY tire size written on it.
Check out the Related links below. It will show you what fit and where. By year , make, model.
Speaker Specifications Location Size Depth Front Speaker 6.5 3.5 Front Tweeter 1 1 Rear Speaker 6.5 3.5 Subwoofer 8 4
Front Speaker 6.5 4 Front Tweeter 1 1 Rear Speaker 4X6 2.5
Factory sub is 8"
Engine size
8.6
6.5" however this may be incorrect if you have the BOSE factory system. Most on-line stores have a "what fits my car" database. Try crutchfield.com or besbuy.com.
6x9 is the speaker size.
The Door speakers are 6.5 inch and the speakers on dash board, I think they are 4.5, I believe.