Oxygen Sensor Lambda for Ford F-150 Mustang, 234-4968

Oxygen Sensor Lambda for Ford F-150 Mustang, 234-4968 — a heated, high-precision O2 sensor from IWOKPHD designed to restore accurate exhaust gas readings for Ford trucks and muscle cars. Specifically compatible with Ford F-150 (2015–2017) and Mustang (2015–2020), this sensor helps your engine maintain the ideal air-fuel balance, resulting in steadier idle, smoother acceleration, and improved emissions performance.

Equipped with a heating type to reach operating temperature quickly, this Lambda sensor reduces cold-start enrichment and supports efficient catalytic converter operation. The sensor’s accurate readings guide the engine control unit to optimize fuel delivery, which can contribute to better fuel economy and lower emissions over time. Multiple OEM variants are covered by the listed part numbers to help you find a precise fit for your vehicle.

Key part numbers to verify compatibility include FL3Z-9G444-D, FL3Z9G444D, FL3Z 9G444 D, FL3Z-9G444-B, FL3Z9G444B, FL3Z 9G444 B, and FR3Z-9G444-C, FR3Z9G444C, FR3Z 9G444 C (OE reference FL3Z-9G444-D and related equivalents). Origin: Mainland China.

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Benefits & Tips

• Restores accurate lambda readings to help the engine run at its optimal fuel-air ratio for better performance and emissions.
• Speeds up sensor warm-up with built-in heating, reducing roughness during cold starts and improving catalytic converter efficiency.
• To ensure the correct fit, compare the part numbers listed (and optional OEM reference) with your original sensor. If unsure, contact us with the part number or original product photos before ordering.

Product Specifications

• Brand Name: IWOKPHD
• Application: Ford F-150 2015–2017; Ford Mustang 2015–2020
• Sensor Type: Piezoelectric
• Type: Heating Type
• Measuring Range: 234-4968, 2344968, 234 4968, DY1325
• Repeatability: 2015 2016 2017 2018 2019 2020
• Hysteresis: For FORD MUSTANG 2015–2020
• OEM No. / Part Numbers: FL3Z-9G444-D, FL3Z9G444D, FL3Z 9G444 D; FL3Z-9G444-B, FL3Z9G444B, FL3Z 9G444 B; FR3Z-9G444-C, FR3Z9G444C, FR3Z 9G444 C
• Origin: Mainland China
• Warranty: 2 years (Replacement Warranty)

Package includes:

• 1 pcs

Warnings / Reminders

• Please check the picture and the part number carefully to make sure that you bought the right part for your car.
• If you cannot confirm which item fits your car, please send the Part Number or the Original product photos to us to confirm before order.
• The only way to be 100% sure that the part will fit your vehicle is to check your original part. We will check for you and reply within 24 hours.