Restore reliable sealing and engine performance with this 2-piece Engine Valve Cover Set, engineered as a direct OE replacement for BMW 540i E39 1998-2003, 740i E38 1998-2001, 740iL E38 1998-2001, X5, and Z8. These aluminum covers are designed to provide a secure seal over the cylinder heads, prevent oil leakage, and maintain proper airflow for efficient combustion.
This set replaces OE part numbers 11121703175, 11121703172, V204891, and V204890, guaranteeing precise compatibility. By using OE references, mechanics and vehicle owners can confirm fitment with confidence and avoid costly installation issues.
Valve covers are critical for maintaining the engine’s oil containment and preventing external contaminants from entering. Over time, factory covers may crack or warp due to heat cycles, leading to oil leaks, air leakage, or misfires. Installing this replacement set ensures a secure seal that prevents oil seepage, restores compression integrity, and supports smooth combustion.
Durability is ensured through high-strength aluminum construction. The alloy resists heat, oil exposure, and mechanical stress, making it superior to plastic alternatives. Its robustness minimizes the risk of premature failure, even under extreme conditions of high-mileage driving and elevated engine bay temperatures.
The covers feature precision machining for accurate alignment with gaskets and surrounding components. Tight tolerances guarantee consistent sealing performance, reduce oil leaks, and improve fuel economy by ensuring optimal air-to-fuel ratio. This precision also protects nearby components such as ignition coils and spark plugs from oil contamination.
Performance benefits extend beyond sealing. By reducing leaks and ensuring consistent airflow, these valve covers help optimize combustion efficiency, maintain engine responsiveness, and extend the life of critical engine parts. Drivers will notice improved reliability, reduced oil consumption, and fewer maintenance issues over time.
Installation is straightforward thanks to OE-specification design. These covers bolt directly into existing mounting points without modifications, cutting, or fabrication. Both professional technicians and skilled DIY owners can perform the replacement with standard tools, saving time and labor costs.
In addition to functionality, this replacement set represents a cost-effective alternative to dealership parts. It delivers the same OE-level reliability and precision fitment at a more accessible price, providing excellent value for owners maintaining older BMW models.
By upgrading to this valve cover set, BMW owners can restore long-term performance, reduce the risk of engine damage, and maintain the value of their vehicles. With its robust aluminum build, accurate engineering, and wide model compatibility, this set is an essential investment for protecting the V8 engine.
Specifications:
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Product Name: Engine Valve Cover Set
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Material: Aluminum Alloy
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Color: Silver
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OE Part Numbers: 11121703175, 11121703172, V204891, V204890
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Placement: Cylinder Head / Engine Bay
Fitment:
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Compatible with BMW 540i E39 1998-2003 V8 4.4L
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Compatible with BMW 740i E38 1998-2001 V8 4.4L
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Compatible with BMW 740iL E38 1998-2001 V8 4.4L
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Compatible with BMW X5 (select V8 applications)
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Compatible with BMW Z8 (select V8 applications)
Package Includes:
2 × Engine Valve Covers
