D2P Nitrogen Oxide (NOx) Sensor (Upstream / Inlet) for CUMMINS | Freightliner | Western Star | International / Kenworth | Peterbilt | Volvo | Pierce Mfg. Inc. | OEM Quality Replacement | Part No: 5WK96740B
D2P Nitrogen Oxide (NOx) Sensor (Upstream / Inlet) for CUMMINS | Freightliner | Western Star | International / Kenworth | Peterbilt | Volvo | Pierce Mfg. Inc. | OEM Quality Replacement | Part No: 5WK96740B
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High-Quality OEM Replacement Upstream Nitrogen Oxide (NOx) Sensor
Ensure optimal emissions performance, fuel efficiency, and long-term exhaust system health with this high-performance Upstream Nitrogen Oxide (NOx) Sensor. Precision-crafted to match original factory dimensions and electrical specifications, this direct replacement component provides an exact-fit solution for Cummins heavy-duty commercial applications.
🔧 Key Features & Part Description
- OEM Precision Performance – High-performance aftermarket unit engineered to match original factory emissions calibration and sensor accuracy
- Direct Replacement – Precision-engineered for an exact-fit installation with original plug configuration and mounting threads
- Affordable Durability – Built with high-grade components to withstand severe exhaust heat, vibration, and harsh commercial vehicle operation
- Condition – 100% Brand New
📦 What's in the Box?
- 1x Nitrogen Oxide (NOx) Sensor (Upstream / Inlet)
🚗 Vehicle Compatibility
Compatible with Cummins engine applications across various models from the following commercial vehicle manufacturers:
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Commercial Manufacturers:
- Freightliner / Western Star
- International / Kenworth / Peterbilt
- Volvo / Pierce Mfg. Inc.
🔢 Reference & OE Part Numbers
Primary OE Numbers: 4326870, 2872944, 3687930
Interchange Numbers: 5WK96740B
📦 Product Specifications
- SKU: TCUM4326870RX
- Condition: Brand New
- Voltage: 12V
- Placement on Vehicle: Upstream (Engine Outlet / Inlet)
- Connector Details: 4-Pin Female (Rounded Rectangle) with Male Terminals
- Wiring Harness Length: 620 mm
- Thread Size: M20 x 1.5
- Fitment Type: Direct OEM Replacement
- Quantity: 1 Unit
🛠️ Installation
Installation instructions are not included. Self-installation is not recommended. Professional installation by a qualified technician or heavy-duty mechanic is strongly recommended to ensure proper fitment, precise sensor calibration, and validate your extended warranty coverage.
🛡️ Warranty & Coverage
Buy with confidence!
- ✔ 10-Year Extended Warranty Included – Applies to products installed by a fully qualified professional
- ✔ Validation: To activate and validate your 10-year warranty, a copy of the fitment garage invoice must be provided within 30 days of installation
- ✔ Standard Coverage: If the required invoice is not provided within 30 days of purchase, coverage defaults to a standard 1-year warranty
⚠️ Fitment Note
Please match the OE Part Numbers listed above or check your existing original sensor to confirm 100% compatibility before purchase. The compatibility list is provided for general reference; checking the part number on your existing unit is the best way to guarantee proper fitment.
1. Warranty CoverageThis warranty covers defects in materials or workmanship under normal use. If a product becomes defective during the warranty period, we will replace the item at no additional cost, provided the claim meets our eligibility criteria.To file a claim:Notify our support team immediately upon discovering the defect.
- Submit a Faulty Proof such as [Faulty Part Image/Video].
- Provide the original proof of purchase.
2. Installation & Activation (The 30-Day Rule)To ensure your product performs at its best, the extended 10-year warranty is only valid if the product is installed by a qualified professional.
- Professional Installation Required: You must have the product fitted by a fully qualified professional/garage.
- 30-Day Validation Window: To activate the 10-year coverage, you must submit a copy of your valid fitment garage invoice within 30 days of the installation date.
- Standard Coverage: If proof of professional installation is not provided within 30 days, the warranty defaults to a 1-year limited warranty from the date of purchase.
3. Warranty ExclusionsPlease note that this warranty does not cover defects or damage resulting from:
- Normal Wear & Tear: Gradual deterioration from everyday use.
- Misuse: Negligence, willful damage, or accidental impact.
- Modifications: Tampering, unauthorized repairs, or physical alterations.
- Incorrect Installation: Any installation performed by the customer or an unqualified third party.
- Environmental Factors: Abnormal operating conditions or failure to follow the manufacturer’s written or verbal instructions.
4. How to Submit Your Proof of InstallationPlease email your garage invoice to sales@d2pautoparts.com with the subject line: "Warranty Activation - Order #[Your Order Number]".
Note: We recommend keeping a digital copy of your installation receipt for the duration of the 10-year period.
5. Limitation of LiabilityD2P Autopart is not responsible for any labor costs, loss of time, or incidental damages related to the removal or replacement of a defective product. Our liability is limited strictly to the repair or replacement of the product itself.
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