Vent covers - Maxxair for the regular vents and Maxxair II for the power fan vent.
http://www.amazon.com/gp/product/B000UUMM6K
http://www.amazon.com/gp/product/B001F2I7SE
Grab handles - Polished stainless for outside and soft rubber for inside.
http://www.amazon.com/gp/product/B004UPRCQQ
http://www.amazon.com/gp/product/B000FGRTXU
Speakers - These are a direct replacement for the OEM same wiring, cut out hole and even screws.
http://www.amazon.com/gp/product/B000P0PF9G
Koz