Mold cloth was pulled, resined, and then the pods were heavily reinforced from the inside via chop strand, and duraglass.
Then filler was applied and the pods sanded smooth:
Then a layer of modeling clay was stuffed into the walls of the kicks for resonance reduction:
Followed by a layer of sound proofing for additional resonance reduction and to securely hold the clay in hot weather:
Meanwhile, the metal door panel received their own share of sound proofing, and new speaker wires were run into the door:
And the back of the door cars also received a lot of sound proofing so kill any rattles and buzzes: