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NTKPart #: 27018

NTK 27018 Air / Fuel Ratio Sensor - Upstream, Upstream Left or Upstream Right
⚙️ 19 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$79.89Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Direct Fit 5-Wire A/F Sensor, Upstream Right, Upstream Left, and Upstream
🚗Fitment: Ford, E-350 Super Duty, F-150, Mustang, and Transit Connect
🔄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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NTK 27018 Air / Fuel Ratio Sensor - Upstream, Upstream Left or Upstream Right
| Brand | NTK |
| Part Number | 27018 |
| Position | Direct Fit 5-Wire A/F Sensor, Upstream Right, Upstream Left, and Upstream |
| Wiring Harness Length | 16.5 |
| Sensor Type | Heated |
| Thread Length | 0.38 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 5 |
| Thread Diameter | 18.000 |
| Mounting Bracket Included | No |
This part fits 19 vehicles. Search below:
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2019 | Ford | E-350 Super Duty | 6.8L | V10 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2018 | Ford | E-350 Super Duty | 6.8L | V10 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2018 | Ford | Transit Connect | 2.5L | L4 | Upstream | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2017 | Ford | E-350 Super Duty | 6.8L | V10 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2017 | Ford | E-350 Super Duty | 6.8L | V10 | Upstream Left | B2S1; To 12/11/2016; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor | |
| 2017 | Ford | F-150 | 5.0L | V8 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2017 | Ford | F-150 | 3.5L | V6 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2017 | Ford | F-150 | 3.5L | V6 | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor | |
| 2017 | Ford | Transit Connect | 2.5L | L4 | Upstream | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2016 | Ford | E-350 Super Duty | 6.8L | V10 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2016 | Ford | E-350 Super Duty | 6.8L | V10 | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor | |
| 2016 | Ford | F-150 | 5.0L | V8 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2016 | Ford | F-150 | 3.5L | V6 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2016 | Ford | F-150 | 3.5L | V6 | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor | |
| 2016 | Ford | Transit Connect | 2.5L | L4 | Upstream | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2015 | Ford | F-150 | 5.0L | V8 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2015 | Ford | F-150 | 3.5L | V6 | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor | |
| 2015 | Ford | F-150 | 3.5L | V6 | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor | |
| 2015 | Ford | Mustang | Automatic | 5.0L | V8 | Upstream Right | To 10/29/14; OE MFR: NTK; Direct Fit 5-Wire A/F 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:
234-5176FL3Z9F472A
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.