The oem throttle body boot is prone to failure. Replace the faulty oem unit with this high quality 4-ply silicone upgrade. Clamps not included.nnFits the following cars:nn2000 – 2002 Audi S4 (B5)nn1998 – 2004 Audi A6 (C5) 2.7Tnn2001 – 2003 Audi Allroad (C5) 2.7T