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Replace the battery on Audi A4 B7 year 2004-2009 – Reset service light, reset oil life, maintenance light reset
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2008 Audi A4 Car Battery BCI Group 49 / H8 Replacement Lithium LiFePO4 Automotive Battery - Walmart.com
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1 Set Car Water Deflector Tray Battery Cover for Audi A4 B7 2004 2005 2006 2007 2008 LHD Plastic Replacement Accessories - AliExpress
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