BMW 525i/525xi/530i/530xi O2 / Oxygen Sensor Rear 11787544654
OEM Part #: 11-78-7-544-654 (11787544654)
Actual photo
The exact part you’ll receive — not a stock photo.
Hours & directions
Wolf Auto Parts, 127 6th St S, Waverly, MN 55390 · Mon–Thu 8–5, Fri 8–2 CT · 1-844-333-3609 · Directions · Ready immediately during business hours.
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Ensure your BMW operates at peak efficiency with this OEM oxygen sensor, a critical component for managing emissions and fuel efficiency. Designed for precise fitment and compatibility, this sensor is suitable for the 2006-2007 BMW 525i, 525xi, 530i, and 530xi models. Located at the rear of the exhaust system, its primary function is to monitor the oxygen levels in exhaust gases, allowing the engine control unit to optimize air-fuel ratios. The OEM part number 7544654 signifies its authenticity, resolving issues related to poor fuel economy, check engine lights, and emissions failures due to worn or malfunctioning sensors. Trust this genuine part to restore your vehicle’s performance and compliance.
Specifications
| Fits Vehicle Model | 525i, 525xi, 530i, 530xi |
| Fits Vehicle Make | BMW |
| OEM Part No | 11-78-7-544-654 (11787544654) |
| Side | Rear |
| Category | Exhaust |
Compatible Vehicles
Fits 10 vehicle configurations across 1 make, 2006-2007.
View all 10 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2007 | BMW | 525i | Sedan | 3.0L l6 | |
| 2006 | BMW | 525i | Sedan | 3.0L l6 | |
| 2007 | BMW | 525xi | Sedan | 3.0L l6 | |
| 2006 | BMW | 525xi | Sedan | 3.0L l6 | |
| 2007 | BMW | 530i | Sedan | 3.0L l6 | |
| 2006 | BMW | 530i | Sedan | 3.0L l6 | |
| 2006 | BMW | 530xi | Sedan | 3.0L l6 | |
| 2007 | BMW | 530xi | Sedan | 3.0L l6 | |
| 2007 | BMW | 530xi | Wagon | 3.0L l6 | |
| 2006 | BMW | 530xi | Wagon | 3.0L l6 |