Amazon.com: BOSS Audio Systems CH6520B Chaos Series 6.5 Inch Car Stereo Door Speakers - 250 Watts Max, 2 Way, Full Range Audio, 1 Inch Tweeter, Coaxial, Sold in Pairs : Electronics
Bose speakers and soundbars are on sale at Amazon
2005-2011 Cadillac STS Front Right Passenger Side Door Speaker Audio BOSE OEM | eBay