NTK OZA572-E2 Lambda/Oxygen O2 Sensor (NGK 0252) - 4-Wire 510mm - Fits BMW E30 320i 325i 325ix Z1 M20

NTK Lambda Sensor / O2 Oxygen Sensor - NGK 0252 - OZA572-E2

Restore crisp performance, smoother idle and clean emissions with the NTK Lambda Sensor OZA572-E2, also known as NGK 0252. This premium NTK oxygen sensor is a proven, OE-quality replacement O2 sensor that helps your engine maintain the correct air-fuel ratio for better drivability, fuel economy and MOT-friendly emissions. We use these sensors ourselves and our customers consistently report excellent results and long-term reliability.

If your BMW is showing poor MPG, rough running, or an emissions warning, a tired lambda probe is a common cause. This NTK O2 sensor offers the accuracy and build quality enthusiasts trust for classic BMW restoration and performance maintenance.

Key Features

• Part numbers: NGK 0252 and NTK OZA572-E2
• 4-wire lambda sensor for precise, stable signal
• Lead length: 510 mm
• OE-grade NTK construction for reliability and accuracy
• Ideal replacement oxygen sensor for BMW applications listed below

Compatibility

Use our product recommender to double check fitment for your exact vehicle. If you need help, email sales@nforcd.com and our team will assist.

Specifications

• Number of circuits: 4
• Length: 510 mm

Part Numbers

• NGK: 0252
• NTK: OZA572-E2

Professional Fitting

Prefer a trusted install for your lambda sensor replacement? Nforcd offers fitting in Warwickshire. Request a quote at sales@nforcd.com.

Compatibility Check Before Dispatch

For peace of mind, we verify fitment before shipping. Provide your UK registration or the last 7 digits of your VIN at checkout and we will confirm compatibility.

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