Used Car search results for a Audi A4 2.0 TDI quattro (170 PS) S-Line based in Hertfordshire The results of your used car search for a Audi A4 2.0 TDI quattro (170 PS) S-Line based in the UK county of Hertfordshire (Hertford, Watford, St. Albans, Hemel Hempstead, Stevenage, Hatfield) are shown below. The search results are limited to 100 cars (where appropriate) and are ordered according to distance from the start of the search (please note this can result in cars from other areas also being shown). To view full details regarding a particular approved used car of interest to you (including the cars location) just select the appropriate link. Model Exterior Colour Year Price Dist. (miles) AUDI A4 2.0 TDI QUATTRO (170 PS) S-LINE PHANTOM BLACK METALLIC 2007 £17,950 45 AUDI A4 2.0 TDI QUATTRO (170 PS) S-LINE MORO BLUE PEARLESCENT 2006 £17,745 124 AUDI A4 2.0 TDI QUATTRO (170 PS) S-LINE PHANTOM BLACK 2008 £20,850 153