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NTK 24340 Air / Fuel Ratio Sensor - Upstream
| Brand | NTK 24340 |
|---|---|
| Position | Upstream |
| Wiring Harness Length | 50.3 |
| Sensor Type | Heated |
| Thread Length | 0.38 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 5 |
| Thread Diameter | 18.000 |
| Mounting Bracket Included | No |
| Product line | Direct Fit 5-Wire A/F Sensor |
| Fits | Audi · 1 vehicle |
Direct-fit design. Built for specific applications with OE-style fit, form, and function.
Heated sensor. Helps the sensor reach operating temperature quickly for responsive feedback.
OE-tested quality. Manufactured and tested to meet or exceed OE specifications.
Cross-references Bosch 17363, DENSO Auto Parts 234-5114 and DENSO Auto Parts 234-5119 for the same application. See all 6.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Direct-Fit Air/Fuel Sensor
NTK 24340 is a direct-fit air/fuel ratio sensor built for specific applications and engineered for OE-style performance. It uses a heated 5-wire design with a specific fit, making it a focused replacement for import and domestic emission control systems.
Key Features
- Direct-fit design for straightforward replacement in the correct application
- Heated sensor construction for faster operating response
- 5-wire configuration for air/fuel ratio monitoring
- 18.000 mm thread diameter with 0.38 thread length
- 50.3 wiring harness length for application-specific routing
- NTK 24340 is tested during manufacturing for quality and reliability
Detailed Description
NTK 24340 is part of the Direct Fit 5-Wire A/F Sensor line, a product line focused on application-specific replacement and OE-style fit, form, and function. As an air/fuel ratio sensor, it helps the engine management system monitor exhaust feedback and maintain proper fuel control. This part cross-references Bosch 17363 and DENSO Auto Parts 234-5114 for the same application. Compatible with 2007 Audi S8, upstream, including cyls. 4 and 5, B2S1. The Audi S8 application calls for a specific upstream sensor configuration, and this NTK sensor matches that requirement.
What It Is Used For
- Replacing a worn or slow-responding air/fuel ratio sensor
- Restoring accurate exhaust feedback to the engine control system
- Addressing mixture control faults tied to sensor degradation
- Correcting emission-related drivability concerns from an aging sensor
- Supporting proper fuel management in the Audi S8 application
Installation Notes and Tips
Verify the connector, wire count, thread size, and upstream location before installation. The specific-fit design is intended for the listed application, so confirm the part number 24340 against the original sensor and routing requirements. Use care when removing the old sensor from the exhaust stream to avoid damage to the threads or harness.
Quality Assurance
NTK is part of the NGK family of products and is a major original equipment oxygen sensor supplier. The part is manufactured and tested to meet or exceed OE specifications, with a focus on fit, form, and function. Part number 24340 reflects NTK's OE application technology and manufacturing control.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2007 | Audi | S8 | 5.2L | V10 | Upstream | Cyls. 4, 5; B2S1; OE Equivalent Design; Sell Out and Reorder 24338; Direct Fit 5-Wire A/F Sensor |
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