Replace Spark Plugs On Q7 3.6L
It’s been 15 years and 80800 miles since I’ve done anything to my old faithful 2008 Q7. I’d bought 6 spark plugs NGK Laser Iridium 4 years ago and haven’t needed to replace them since the car starts right up cold or hot, idles perfectly and acceleration briskly. But since I’ve time and bought the …