Thanks for your reply; it brought me to investigate further by making me realize that different systems might bear the name Bose Premium; the pictures were quite useful . I still intend to replace my subwoofwer. Your comment about the space being filled with foam and detrimental to the woofer...
2024 Performance Bose Premium appears to have a passive sub woofer. There is no enclosed amp and only four (4) signal wires in the plug; red, green, white, black.
I stand corrected from my previous misinformed post. The original Bose subwoofer is passive, connected only to four (4) signal wires. Therefore, there is a need to bring battery power to any replacement active sub woofer.
From that attached picture, borrowed from another post, what is the item...
The Bose subwoofer is in fact 2 tiny speakers (approx. 4") and an amplifier, all in a 12" enclosure, with a 6 pin connector. The wires must be for the signals and the power.
I am considering as a replacement the KICKER Hideaway 51HS10 Powered Subwoofer, 10"(25cm) Subwoofer, 180 Watt. It seems...