1Replacing OEM numbers for reference: 0392023007, directly replace the old or broke one. 2Fit for A6 (4F2, C6) 2.0 TFSI 20052011 BPJ,BYK 1984 125 Saloon. 3Adjust the amount of coolant flowing through the heater core to control the temperature in the passenger compartment. 4Professional design ensures a perfect fit. Installation is simple, no complicated tools are needed. 5Using stainless steel, anti-rust and anti-corrosion. The resin prevents premature warping. Item Type: Heater ValveMaterial: ABS + Stainless Steel OE: 0392023007 Compatible OE: 4F1959617, 4F2959617 Fitment: Fit for A6 (4F2, C6) 2.0 TFSI 2005-2011 BPJ,BYK 1984 125 Saloon Fit for A6 (4F2, C6) 2.4 2004-2008 BDW 2393 130 Saloon Fit for A6 (4F2, C6) 2.4 2005-2008 BDW 2393 130 Saloon Fit for A6 (4F2, C6) 2.8 FSI 2006-2008 BDX 2773 154 Saloon Fit for A6 (4F2, C6) 2.8 FSI 2008-2011 CCDA 2773 140 Saloon Fit for A6 (4F2, C6) 2.8 FSI 2008-2011 CCEA 2773 162 Saloon Fit for A6 (4F2, C6) 2.8 FSI 2007-2008 BDX 2773 154 Saloon Fit for A6 (4F2, C6) 2.8 FSI 2008-2011 CCEA 2773 162 Saloon Fit for A6 (4F2, C6) 2.8 FSI 2008-2011 CCDA 2773 140 Saloon Fit for A6 (4F2, C6) 3.0 2004-2006 BBJ 2976 160 Saloon Fit forS6 2007-2011 1 x Heater ValvePlease double check the part number of your item, matching information is for reference only. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks