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BoschPart #: 16984
Bosch 16984 Oxygen Sensor - Downstream or Downstream Left
⚙️ 34 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$110.01Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Actual OE Oxygen Sensor, Downstream and Downstream Left
🚗Fitment: Audi and Volkswagen, A6 Quattro, CC, Passat, Passat CC, Q7, and Touareg
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Oxygen Sensor options
Bosch 16984 Oxygen Sensor - Downstream or Downstream Left
| Brand | Bosch |
| Part Number | 16984 |
| Position | Actual OE Oxygen Sensor, Downstream and Downstream Left |
| Wiring Harness Length | 49.2 |
| Terminal Type | Blade |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Grade Type | Standard replacement |
| Connector Shape | Oblong |
| Terminal Quantity | 4 |
| Connector Gender | Male |
| Terminal Gender | Male |
| Overall Length | 52.6 |
| Mounting Type | Threaded |
| Automotive Color / Finish | Steel |
| Automotive Item Weight (lbs) | 0.379195 lb |
| Heated (Oxygen Sensor) | Yes |
| Hex Size (Oxygen Sensor) | 22 mm |
| Housing Material | Metal |
| Length (Sealing Surface To End Of Connector) | 51.4 in |
| Mounting Bracket Included | No |
| Oxygen Sensor Type | Narrow-band heated |
| Sensor Type | Narrow-band |
| Thread Diameter (Oxygen Sensor) | 18 mm |
| Thread Size | 18 |
| Wiring Harness Included | Yes |
This part fits 34 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2018 | Volkswagen | Passat | 3.6L | V6 | Downstream | Actual OE Oxygen Sensor |
| 2017 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2017 | Volkswagen | Passat | 3.6L | V6 | Downstream | Actual OE Oxygen Sensor |
| 2016 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2016 | Volkswagen | Passat | 3.6L | V6 | Downstream | Actual OE Oxygen Sensor |
| 2015 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2015 | Volkswagen | Passat | 3.6L | V6 | Downstream | Actual OE Oxygen Sensor |
| 2014 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2014 | Volkswagen | Passat | 3.6L | V6 | Downstream | Actual OE Oxygen Sensor |
| 2013 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2013 | Volkswagen | Passat | 3.6L | V6 | Downstream | Actual OE Oxygen Sensor |
| 2012 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2012 | Volkswagen | Passat | 3.6L | V6 | Downstream | Actual OE Oxygen Sensor |
| 2011 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2010 | Audi | Q7 | 4.2L | V8 | Downstream | Actual OE Oxygen Sensor |
| 2010 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2010 | Volkswagen | Passat | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2010 | Volkswagen | Passat CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2009 | Audi | Q7 | 4.2L | V8 | Downstream | Actual OE Oxygen Sensor |
| 2009 | Volkswagen | CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2009 | Volkswagen | Passat | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2009 | Volkswagen | Passat CC | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2009 | Volkswagen | Touareg | 4.2L | V8 | Downstream | Actual OE Oxygen Sensor |
| 2008 | Audi | Q7 | 4.2L | V8 | Downstream | Actual OE Oxygen Sensor |
| 2008 | Volkswagen | Passat | 3.6L | V6 | Downstream Left | Actual OE Oxygen Sensor |
| 2008 | Volkswagen | Touareg | 4.2L | V8 | Downstream | Actual OE Oxygen Sensor |
| 2007 | Audi | Q7 | 4.2L | V8 | Downstream | Actual OE Oxygen Sensor |
| 2007 | Volkswagen | Passat | 3.6L | V6 | Downstream Left | Located After Primary Converter; Actual OE Oxygen Sensor |
| 2007 | Volkswagen | Touareg | 4.2L | V8 | Downstream | Actual OE Oxygen Sensor |
| 2006 | Audi | A6 Quattro | 4.2L | V8 | Downstream | Cylinder(s) 5 to 8; Actual OE Oxygen Sensor |
| 2006 | Audi | A6 Quattro | 4.2L | V8 | Downstream | Cylinder(s) 1 to 4; Actual OE Oxygen Sensor |
| 2006 | Volkswagen | Passat | 3.6L | V6 | Downstream Left | Located After Primary Converter; Actual OE Oxygen Sensor |
| 2005 | Audi | A6 Quattro | 4.2L | V8 | Downstream | Cylinder(s) 5 to 8; Actual OE Oxygen Sensor |
| 2005 | Audi | A6 Quattro | 4.2L | V8 | Downstream | Cylinder(s) 1 to 4; Actual OE Oxygen Sensor |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
1K0998262C
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.