09-11 can get newest revision pistons / waffle rings Only with 23mm wrist pin / connecting rods upgrade. Info below in the comments section. 2012+ pistons will be the newest revision when purchased from the dealer or ecs and so on. (OEM) I’m in Indianapolis and travel FAR. Many states away for the right cars/ deals. I want to buy your 2.0t 2009+ a4 a5 a6 q5 that has a failed engine for any reason. If you want to keep it and fix it I could travel to you and fix it mobile mechanic style to help my career/ YouTube gig. [email protected] If I don’t reply soon hit me up on here then I’ll check back at the email thanks