This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement. Vehicle model years this part fits: Audi A4 allroad: 2013, 2014, 2015, 2016, 2017 Audi A4 Quattro: 2010, 2011, 2012 Audi A4: 2010, 2011, 2012 Audi A5 Quattro: 2008, 2009, 2010, 2011, 2012 Audi A5: 2010, 2011, 2012 Audi allroad: 2013 Audi Q5: 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 Audi S4: 2010, 2011, 2012 Audi S5: 2008, 2009, 2010, 2011, 2012