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OEM numbers, and community knowledge...
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💡 This page improves over time as the community adds casting photos and confirms fitment
Rear Fender Liner/Splash Shield
This usually takes 5-15 seconds. We're pulling together fitment data,
OEM numbers, and community knowledge...
Dusting off the service manual...
💡 This page improves over time as the community adds casting photos and confirms fitment
Wiki page
3L I6 Naturally Aspirated N52B30 (240hp).
Quick reference
Check for specific model year changes that may affect compatibility.
Verify mounting bracket differences between variants.
Context
The rear fender liner or splash shield for the 2011 BMW 528i, with the N52B30 engine, is crucial for protecting the vehicle's underbody and maintaining aerodynamics. Common OEM part numbers include 51717178864 and 51717178865, which are designed for the 2008-2016 BMW 5 Series (F10) models. When inspecting this component, look for cracks, tears, or signs of wear that may lead to debris entering the engine bay. Installation involves removing wheel arch fasteners and aligning the shield with the mounting points. Ensure proper fitment to avoid rattling or misalignment. Regular checks can prevent more significant issues down the line, particularly in harsher climates where debris and moisture can cause accelerated wear.
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Confirmed fitment
| Year | Make | Model | Engine | Confidence |
|---|---|---|---|---|
| 2011 | BMW | 528i | 3L I6 Naturally Aspirated N52B30 (240hp) | 80% |
Available parts

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