-- 2005 - 2006 - 2007 - 2008 - 2009 - 2010 -- Chevy Cobalt OEM Replacement Pioneer Subwoofer Speaker - Without Amplifier - Part Number: 15224924 This is for a genuine OEM replacemant Pioneer subwoofer speaker for 2005-10 Chevrolet Cobalt vehicles. The part number is 15224924. Please check for compatibility. If you don't have the same part number or you do not see your vehicle, but you think this is your speaker, give us a call so we can direct you to the correct speaker! **Please note: this speaker DOES NOT come with an amplifier.** --- Professionally Remanufactured --- High quality and will sound better than most factory speakers! This speaker is being sold as a REPLACEMENT ONLY! If you do not have one of the compatible part numbers listed above currently in your vehicle, it will likely NOT WORK. If you are unsure of your part number, give a GM dealer a call with your VIN and they should be able to provide you with the correct part number. For example, external amps are used in some cars and will not allow interchange, etc. Has the sound in your vehicle been getting progressively worse? Has it started to crackle and go in and out? This OEM remanufacture factory replacement speaker is what you're looking for! It has been completely remanufactured so you can expect years of great music or talk radio.