[Vehicle Fitment]: Compatible with Audi A4 2004-2008, A4 Quattro 2004-2008, S4 2004-2009, RS4 2007-2008---Front Left or Right, Driver or Passenger Side
[Function]: Designed to improve the directional stability and steering ability of the vehicle when driving; Effectively transmit the speed of the wheels through the wire harness, back to the anti-lock brake system control module.
[Directly Fit]: OE Replacement ABS Wheel Speed Sensor, Easy installation; Premium quality materials for a long service life; Output signal stable and Fast response time.
[Note]: For 2004 A4 Only fit With Self Leveling Headlights