Skip to content
Bosch Downstream Oxygen Sensor (18194) – Fits Audi Q7, A6, A7, A8

Bosch Downstream Oxygen Sensor (18194) – Fits Audi Q7, A6, A7, A8

BOSCH
Availability:
Out of stock
SKU 18194
Sold out
$40.95 - $40.95
$40.95
$40.95 - $40.95
$40.95
Rewards
EARN REWARD POINTS
Purchasing this product will earn you 200 points to redeem on future purchases. Check your points.

We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.

Bosch oxygen sensor (part 18194) is a high-quality downstream (post-catalyst) sensor designed for select Audi models. It precisely measures exhaust oxygen content to optimize the air-fuel mixture, improving fuel efficiency and reducing emissions. OE-quality construction ensures long service life and direct fit replacement.

Key Features & Benefits

  • Precise oxygen measurement: Ensures optimal air-fuel ratio for improved engine efficiency and lower emissions.
  • Long service life: Typical lifespan of 100,000 miles reduces replacement frequency.
  • Steel construction: Durable steel housing withstands high exhaust temperatures.
  • Direct fit replacement: Designed to install without modifications for a hassle-free swap.

Vehicle Fitment

Make Model Years Engine
Audi Q7 2019 3.0V6
Audi A8 Quattro 2015–2017 3.0V6
Audi A8 Quattro 2018 3.0V6
Audi A7 Quattro 2016–2018 3.0V6
Audi A6 Quattro 2016–2018 3.0V6

Technical Specifications

Part Number 18194
Weight 0.253532 lb
Finish Steel

Installation Notes

Direct replacement; professional installation recommended to ensure proper torque and sealing.

About Bosch

Bosch is a globally recognized leader in automotive technology, known for high-quality OE and aftermarket parts.

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 5 applications
4M Q7
Make Model Engine Years
Audi Q7 3.0V6 2019–2019
D4 A8
Make Model Engine Years
Audi A8 Quattro 3.0V6 2015–2017
D5 A8
Make Model Engine Years
Audi A8 Quattro 3.0V6 2018–2018
C7 A7
Make Model Engine Years
Audi A7 Quattro 3.0V6 2016–2018
C7 A6
Make Model Engine Years
Audi A6 Quattro 3.0V6 2016–2018