DENSO Wideband Oxygen Sensor: Upstream, 5 Wire, 22.56" Long, Heated, Exact Fit, 234-5120
In stock
$261.99
Listed as compatible with this vehicle by the retailer feed.
Check price2006 Audi A4 Oxygen Sensors
25 products listed as compatible with this vehicle by the retailer feed.
This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.