Built to quality control standards.Not easy to damage, long service life. Stable performance, high reliability.a perfect replacement for your old ones. Product Name: Fan Motor Control Resistor Part Number:4E0820521, 4E0820521B, 4E0820521A Condition: New Fitment: For A8 D3 4E2,4E8 2007-2010 2.8 FSI BDX Saloon A8 D3 4E2,4E8 2003-2006 3.0 Saloon A8 D3 4E2,4E8 2003-2005 3.0 Saloon A8 D3 4E2,4E8 2003-2010 3.0 TDI Saloon A8 D3 4E2,4E8 2003-2010 3.0 TDI BNG Saloon A8 D3 4E2,4E8 2005-2010 3.2 FSI BPK Saloon A8 D3 4E2,4E8 2005-2010 3.2 FSI BPK Saloon A8 D3 4E2,4E8 2002-2006 3.7 Saloon A8 D3 4E2,4E8 2003-2005 4.0 TDI Saloon A8 D3 4E2,4E8 2006-2010 4.2 FSI BVJ Saloon A8 D3 4E2,4E8 2002-2010 4.2 BFM Saloon A8 D3 4E2,4E8 2005-2010 4.2 TDI Saloon A8 D3 4E2,4E8 2005-2005 4.2 TDI Saloon A8 D3 4E2,4E8 2003-2010 6.0 W12 BHT Saloon A8 D3 4E2,4E8 2006-2010 S8 Saloon Colour:black+silver Material:plastic+metal Package Contents: 1 x Fan Motor Control Resistor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.