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NTK 24454 Oxygen Sensor - Downstream
| Brand | NTK 24454 |
|---|---|
| Position | Downstream |
| Wiring Harness Length | 20.5000 |
| Sensor Type | Heated |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Thread Diameter | 18.000 |
| Mounting Type | Threaded |
| Product line | Direct Fit Oxygen Sensor |
| Fits | Toyota · 5 vehicles |
Direct fit design. Built for specific applications with OE-style fit, form, and function.
Heated sensor. Uses a 4-wire layout and threaded mounting for the listed application.
OE-focused engineering. NTK tests sensors during manufacturing to meet or exceed OE specifications.
Cross-references Baldwin 18033, DENSO Auto Parts 234-4509 and 894650E080 for the same application. See all 3.
Direct Fit Oxygen Sensor for Toyota Highlander
This NTK direct fit oxygen sensor is built for specific applications and matches the downstream position on select Toyota Highlander models. It uses a heated, threaded design with a 20.5-inch wiring harness for a clean replacement path and OE-style fitment.
Key Features
- Heated oxygen sensor with specific-fit application coverage.
- Threaded mounting type for direct installation.
- 4-wire design with a 20.5-inch harness.
- 18 mm thread diameter for the listed application.
- NTK oxygen sensor engineered for OE-level fit, form, and function.
Detailed Description
NTK 24454 is a direct fit oxygen sensor for 2009-2013 Toyota Highlander downstream applications. As part of NTK's Direct Fit Oxygen Sensor line, it is designed to streamline replacement selection while maintaining the sensor configuration required for the listed vehicle application. NTK 24454 is manufactured with ceramic expertise and tested during production to meet or exceed OE specifications for quality and reliability. This part cross-references DENSO Auto Parts 234-4509 and Baldwin 18033 for the same application.
What It Is Used For
- Replacing a failed downstream oxygen sensor on a Toyota Highlander.
- Addressing check engine light concerns related to oxygen sensor performance.
- Restoring proper exhaust feedback for engine management.
- Correcting drivability issues tied to inaccurate air-fuel monitoring.
Installation Notes and Tips
Fits 2009-2013 Toyota Highlander, downstream. Confirm the threaded mounting style, 4-wire configuration, and harness length before installation. Use the vehicle's original sensor location and connector routing as a reference during replacement. Part number 24454 should be verified against the existing sensor and application data before ordering.
Quality Assurance
NTK is a major original equipment oxygen sensor supplier and tests these sensors during manufacturing to meet or exceed OE specifications. Part number 24454 reflects NTK's OE-focused design and application coverage.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2013 | Toyota | Highlander | 2.7L | L4 | Downstream | B1S2 oxygen sensor meets OEM standards.; Direct Fit Oxygen Sensor |
| 2012 | Toyota | Highlander | 2.7L | L4 | Downstream | B1S2 oxygen sensor meets OEM standards.; Direct Fit Oxygen Sensor |
| 2011 | Toyota | Highlander | 2.7L | L4 | Downstream | B1S2 oxygen sensor meets OEM standards.; Direct Fit Oxygen Sensor |
| 2010 | Toyota | Highlander | 2.7L | L4 | Downstream | B1S2 oxygen sensor meets OEM standards.; Direct Fit Oxygen Sensor |
| 2009 | Toyota | Highlander | 2.7L | L4 | Downstream | B1S2 oxygen sensor meets OEM standards.; Direct Fit Oxygen Sensor |
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