Oxygen Sensor

Product Details

Don't let a tired or failing O2 sensor rob your ultimate driving machine of its sharp throttle response and maximum horsepower. The Febi Bilstein heated oxygen sensor is designed as a direct OEM-spec replacement to keep your engine management system operating with pin-point accuracy. Whether you are clearing fault codes on your daily or ensuring peak air-fuel ratios during spirit driving, this 4-wire heated sensor monitors exhaust gas oxygen levels and feeds crisp, reliable data directly to the DME. Built for longevity and flawless fitment, it's an essential maintenance component for preserving performance and fuel efficiency.

Key Features

• OEM Quality & Precision: Built to meet original factory tolerances for exact sensor accuracy and long-term durability.

• Fast Warm-Up: Built-in internal heater gets the sensor up to temperature rapidly, minimizing rich-running conditions on cold startups.

• Precise DME Feedback: Accurately relays residual exhaust oxygen content so the engine management system can fine-tune air-fuel mixture.

• Trouble-Free Installation: Factory-style harness and housing dimensions allow for a straightforward, bolt-on replacement.

Specifications

• Brand: Febi Bilstein

• Part Number: 177276

• Sensor Type: Oxygen / Lambda Sensor (Heated)

• Wire Count: 4-Wire / 4 Circuits

• Cable Harness Length: 450 mm

• Outer Thread: M18 x 1.5

• Hex Socket / Tool Size: 22 mm

• Replaces BMW OE Numbers: 11 78 7 512 002, 11 78 7 512 567, 11 78 7 836 451

Prop 65 Warning

Product Q&A

Lifetime Replacement

Fits These Cars