This high-quality coolant flange/pipe is a replacement part designed for various AUDI, SEAT, SKODA, and VW vehicles. It is manufactured by Gates, a reputable brand in the automotive industry. The part number for this item is 02-2831 (also referenced as 02-2831A). This coolant tube is suitable for AUDI A3 models with 1.6D and 2.0D engines manufactured between 2003 and 2013. The original OEM reference number is 03L121065AJ. The flange/pipe is made of plastic, has an inner diameter of 19 mm and 16 mm, and a pipe length of 550 mm. Its color is black. This product is compatible with other references such as 4275-22831 and cross-references from brands like FEBI BILSTEIN, Metalcaucho, METZGER AUTOTEILE, ORIGINAL IMPERIUM, RAPPRO, STC, SWAG, TRICLO, and UNIGOM. It is designed for passenger and LCV vehicles. This part is ideal for upper, lower, bypass, and heater coolant hose applications. The cover is resistant to heat and ozone, and the hose resists electrochemical degradation, which is a leading cause of hose failure. Please use the make model tool above to check the part fits your vehicle. If you are still unsure, please contact us to ask about fitment.