A4 B6 V6 3.0L 30V Coil Packs and Spark Plugs Replacement
2013-03-13 Gas mileage went up from 29MPG to 32.5MPG The car has 95,800 miles and it’s time to give it a tune up. Spark plugs, air cleaner and oil change. After removing the air cleaner, I found out that the last service guy didn’t put back the coil packs rail screws that secure the rails. …