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HellaPart #: 7.02604.26.0
Hella 7.02604.26.0 Oxygen Sensor - Downstream or Rear Lower
⚙️ 24 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Pierburg distributed by Hella, Rear Lower and Downstream
🚗Fitment: BMW, M5, M6, M6 Gran Coupe, and Z4
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Hella Oxygen Sensor for BMW Downstream Applications
Hella 7.02604.26.0 is a downstream oxygen sensor for select BMW performance models, including the M5, M6, M6 Gran Coupe, and Z4. This Pierburg distributed by Hella part is specified for vehicles using OE No. 11787539137 and is built for direct-fit emission control service.
Key Features
- Downstream oxygen sensor for emission control monitoring
- Fits BMW M5, BMW M6, BMW M6 Gran Coupe, and BMW Z4 applications listed below
- OE reference: 11787539137
- Pierburg distributed by Hella product line
- Part number: 7.02604.26.0
Fitment Details
- Fits 2014-2019 BMW M6 Gran Coupe, Downstream, with OE No. 11787539137; Pierburg distributed by Hella
- Fits 2012-2018 BMW M6, Downstream, with OE No. 11787539137; Pierburg distributed by Hella
- Fits 2012-2016 BMW M5, Downstream, with OE No. 11787539137; Pierburg distributed by Hella
- Fits 2010 BMW M5, Downstream, with OE No. 11787539137; Pierburg distributed by Hella
- Fits 2010-2011 BMW Z4, Rear Lower, with OE No. 11787539137; Pierburg distributed by Hella
- Fits 2006-2008 BMW Z4, Rear Lower, with OE No. 11787539137; Pierburg distributed by Hella
What This Sensor Helps Address
- Check engine light related to oxygen sensor performance
- Incorrect downstream exhaust gas feedback
- Emission test failures tied to sensor faults
- Rough or inconsistent fuel control caused by faulty sensor data
- Diagnostic trouble codes associated with the rear or downstream sensor circuit
Installation Notes and Tips
Confirm the OE number 11787539137 and match the sensor position before ordering. This part number, 7.02604.26.0, is listed for downstream and rear lower locations only, so verify the original sensor placement on your BMW M5, BMW M6, BMW M6 Gran Coupe, or Z4 before installation.
Quality Assurance
Hella and the Pierburg distributed by Hella line are established names in OE-focused emission control components. This oxygen sensor is cataloged to the OE reference listed above for application matching.
This part fits 24 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2019 | BMW | M6 Gran Coupe | Sedan | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella |
| 2018 | BMW | M6 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2018 | BMW | M6 Gran Coupe | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2017 | BMW | M6 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2017 | BMW | M6 Gran Coupe | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2016 | BMW | M5 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2016 | BMW | M6 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2016 | BMW | M6 Gran Coupe | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2015 | BMW | M5 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2015 | BMW | M6 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2015 | BMW | M6 Gran Coupe | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2014 | BMW | M5 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2014 | BMW | M6 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2014 | BMW | M6 Gran Coupe | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2013 | BMW | M5 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2013 | BMW | M6 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2012 | BMW | M5 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2012 | BMW | M6 | 4.4L | V8 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2011 | BMW | Z4 | 3.0L | L6 | Rear Lower | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2010 | BMW | M5 | 5.0L | V10 | Downstream | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2010 | BMW | Z4 | 3.0L | L6 | Rear Lower | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2008 | BMW | Z4 | 3.0L | L6 | Rear Lower | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2007 | BMW | Z4 | 3.0L | L6 | Rear Lower | with OE No. 11787539137; Pierburg distributed by Hella | |
| 2006 | BMW | Z4 | 3.0L | L6 | Rear Lower | with OE No. 11787539137; Pierburg distributed by Hella |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.