Interchangeable Part numbers: 8E0 035 195 AC, 8E0 035 195 AF Will fit and work in: 2004 - 2009 Audi A4 2004 - 2009 Audi S4 PLEASE NOTE: 2004 and 2009 are split years. The vehicles manufactured in the second half of the year 2004 will use this style radio as well as the the vehicles manufactured in the first half of the year 2009. The vehicles manufactured in the first half of the year 2004 and the second half of 2009 use a different style radio. Please check the plugs on the radio you are replacing as the 2 radio styles are NOT interchangeable.Please call if you have questions. The item "05 06 07 08 Audi A S 4 Symphony Satellite Radio 6 Disc CD Changer Player WithCODE" is in sale since Wednesday, October 25, 2017. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Interior\Other". The seller is "oemcaraudio" and is located in Burnsville, Minnesota. This item can be shipped worldwide.