I just performed the following modification with my 2023 Big Bend:
Kicker Panels - Kicker 6.5" 600 Watt 4-Ohm
Dash - Kicker 4" 300 Watt 4-Ohm
Rear Pods - Kicker 6.75" 600 Watt 4-Ohm
Subwoofer - Kicker 8" DVC 4-Ohm
Kicker Key 200.4 amp for speakers
Ford Fusion amp for sub
My battery light came...