Ecs Tunning Audi A4 Cold Air Intake Drain Plug Oil Filter Tool. Air filter/ cold air intake was used for 6 weeks on my 2009 Audi A4. Oil drain plug is brand new never opened. Oil filter tool is used one time. The item "Ecs Tunning Audi A4 B8 2.0 Cold Air Intake Drain Plug Oil Filter Tool" is in sale since Sunday, September 1, 2019.This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Air Intake & Fuel Delivery\Air Filters". The seller is "kylfittr_0" and is located in Phoenix, Arizona. This item can be shipped to United States.