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BoschPart #: 18193
Bosch 18193 Oxygen Sensor - Downstream Left
16 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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Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Bosch Engineered Oxygen Sensor, Downstream Left
Fitment: Ford, Transit-150, Transit-250, Transit-350, and Transit-350 HD
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
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Bosch 18193 Oxygen Sensor - Downstream Left
| Brand | Bosch |
|---|---|
| Part Number | 18193 |
| Position | Bosch Engineered Oxygen Sensor, Downstream Left |
| Wiring Harness Length | 10.1 |
| Terminal Type | Pin |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Grade Type | Standard replacement |
| Connector Shape | Square |
| Terminal Quantity | 4 |
| Connector Gender | Female |
| Terminal Gender | Female |
| Overall Length | 13.8 |
| Mounting Type | Threaded |
| Automotive Color / Finish | Steel |
| Automotive Item Weight (lbs) | 0.242508 lb |
| Heated (Oxygen Sensor) | Yes |
| Hex Size (Oxygen Sensor) | 22 mm |
| Housing Material | Metal |
| Length (Sealing Surface To End Of Connector) | 12.6 in |
| Mounting Bracket Included | No |
| Oxygen Sensor Type | Direct fit |
| Sensor Type | Narrow-band |
| Thread Diameter (Oxygen Sensor) | 18 mm |
| Thread Size | 18 |
| Wiring Harness Included | Yes |
This part fits 16 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2019 | Ford | Transit-150 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2019 | Ford | Transit-250 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2019 | Ford | Transit-350 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2019 | Ford | Transit-350 HD | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2018 | Ford | Transit-150 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2018 | Ford | Transit-250 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2018 | Ford | Transit-350 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2018 | Ford | Transit-350 HD | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2017 | Ford | Transit-150 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2017 | Ford | Transit-250 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2017 | Ford | Transit-350 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2017 | Ford | Transit-350 HD | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2016 | Ford | Transit-150 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2016 | Ford | Transit-250 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2016 | Ford | Transit-350 | 3.7L | V6 | Downstream Left | Bosch Engineered Oxygen Sensor |
| 2016 | Ford | Transit-350 HD | 3.7L | V6 | Downstream Left | Bosch Engineered 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:
GK4Z9G444A
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.