![](https://www.audiworld.com/forums/customavatars/avatar303719_1.gif)
Audi_Catalyst
July 19, 2015
Spark plugs 1 and 2 respectively. Notice the condition of #1. It has significant wear, and needs to be replaced. Besides the oil of course. The thick brown line around the top of the threads is indicative of burning oil. Or so I saw on a Youtube vid. Correct me if I'm wrong. :D
More About This Picture
Vehicle
N/A
Location
Mesa , Arizona , United States
Keywords
N/A
Discover More Pictures
See MoreAdvertisement
Be the first to comment on this picture!