Toyota FJ Cruiser Complete Stereo Install and upgrade!!!

Complete Sound system upgrade for the Toyota FJ Cruiser. Here is a list of items that were purchased for this upgrade.

Kenwood DDX9906XR Stereo:
https://www.crutchfield.com/p_113DDX9...
DDX9906XR.html

Kenwood 4" speakers:
https://www.crutchfield.com/p_1131096...

Kenwood 3.5" speakers:
https://www.crutchfield.com/p_113X3C/...

Kenwood 7" speakers:
https://www.crutchfield.com/p_113KFCX...

Kenwood 5.25" speakers:
https://www.crutchfield.com/p_1131396...

Maestro RR iDataLink Module:
https://www.crutchfield.com/p_794ADSM...

Maestro Toyota Wire Harness:
https://www.crutchfield.com/p_794HRRT...

KilMat sound treatment:
https://www.amazon.com/gp/product/B07...

8 gauge power cable kit:
https://www.amazon.com/gp/product/B00...

4 gauge power cable kit:
https://www.amazon.com/gp/product/B00...

RCA cables:
https://www.amazon.com/gp/product/B07...

6-Ch Fosgate amp:
https://www.amazon.com/Rockford-Fosga...

Subwoofer amp:
https://www.amazon.com/gp/product/B00...

Leather punch kit:
https://www.amazon.com/gp/product/B07...

FM Antenna:
https://www.amazon.com/gp/product/B07...

Nylon Standoff for rear speaker mount:
https://www.amazon.com/Metric-Spacer-...