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Oxygen or O2 Sensor, OEM Bosch (Left Rear) for 4.2L V8, 04-08 B6/B7 S4

SKU: BOS-16978-2
$140.00
Details
Details
These Left Rear (Drivers side) O2 sensors are OEM Bosch replacements for the 04 to 08 B6/B7 S4 w 4.2L 40v V8. Bosch the OEM manufacturer updated this part which now includes the engine side connector that must be replaced. Also this updated part fits either side. We highly recommend replacing both as a pair.

Please Note, when diagnosing your vehicles: Bank 1 = passenger's side/right, and Bank 2 = driver's side/left.

1 per vehicle, the left and right rear 02 sensors are different, if you need both make sure you order the other side. (passenger side) Right Rear.

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This product fits the following vehicles:
Make Model Chassis Engine
Audi S4 B7 (2005.5-2009) 4.2l V8 40v
Audi S4 B6 (2003-2005) 4.2l V8 40v
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