Amazon.com: MOCA Engine Coolant Thermostat Housing for Audi A4 B7 2005-2009 & for Audi A4 B7 Quattro 2.0T 2.0L L4 Gas DOHC Turbocharged - Code BWT on '09 only : Automotive
Audi A4 B6 Thermostat Replacement (2002-2008) | Pelican Parts DIY Maintenance Article
Audi A4 B7: How to Replace Thermostat | Audiworld
Thermostat Housing For Audi A4 B6 / B7 & A6 C5 With Sensor 1.6, 1.8T, 2.0 | eBay
Audizine Forums
How to change engine thermostat on AUDI A4 Avant (8ED, B7) – replacement guide
Audi A4 B7: How to Replace Thermostat | Audiworld
Audi A4 B7: How to Replace Thermostat | Audiworld
2005 - 2006 Audi A4 2 0T FSI coolant thermostat replacement by Edge Motors - YouTube