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Audi Oxygen Sensor – Upstream 078906265B – Denso 2343101
Audi Oxygen Sensor – Upstream 078906265B – Denso 2343101
Audi Oxygen Sensor – Upstream 078906265B – Denso 2343101
Audi Oxygen Sensor – Upstream 078906265B – Denso 2343101

Audi Oxygen Sensor – Upstream 078906265B – Denso 2343101

DENSO
Availability:
Out of stock
SKU 234-3101
Sold out
$52.95 - $52.95
$52.95
$52.95 - $52.95
$52.95
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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.

This Denso upstream oxygen sensor replaces Audi part 078906265B for 2.8L V6 engines in various Audi models from the 1990s. It monitors exhaust oxygen before the catalytic converter for precise air-fuel ratio control. Improved engine performance and fuel efficiency.

Key Features & Benefits

  • Position: Upstream (pre-cat) for air-fuel mixture control.
  • Heated: Fast response and stable readings.
  • Wide Fitment: Compatible with Audi 90, 100, A6, Cabriolet with 2.8L V6.
  • Threaded: 0.7 inch thread diameter.
  • OE Replacement: Exact fit for 078906265B.

Vehicle Fitment

Make Model Years Engine
Audi Cabriolet 1994–1998 2.8V6
Audi A6 Quattro 1995–1998 2.8V6
Audi A6 1995–1998 2.8V6
Audi 90 Quattro 1993–1995 2.8V6
Audi 90 1993–1995 2.8V6
Audi 100 Quattro 1993–1994 2.8V6
Audi 100 1993–1994 2.8V6

Technical Specifications

Part Number 078906265B
Denso Number 2343101
Sensor Type Heated
Position Upstream
Connector Gender Male Female
Mounting Type Threaded
Thread Diameter 0.7 inches

Installation Notes

Direct replacement; verify connector compatibility for your specific model year.

About DENSO

Denso is a leading OE supplier of oxygen sensors known for reliability and precision.

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 7 applications
B4 Cabriolet
Make Model Engine Years
Audi Cabriolet 2.8V6 1994–1998
C4 A6
Make Model Engine Years
Audi A6 Quattro 2.8V6 1995–1998
Audi A6 2.8V6 1995–1998
B4 90
Make Model Engine Years
Audi 90 Quattro 2.8V6 1993–1995
Audi 90 2.8V6 1993–1995
C4 100
Make Model Engine Years
Audi 100 Quattro 2.8V6 1993–1994
Audi 100 2.8V6 1993–1994