Replace Spark Plugs On Q7 3.6L

q7 3.6L old new spark plugs

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