Replacement Number : 11537519733 Enhance the performance and reliability of your BMW with the Autostar Germany Cylinder Head Plug. Crafted to OEM standards, this premium plug offers superior sealing and protection for your engine's cylinder head. Key Features: Precise Fit: Designed to perfectly fit BMW E60, E61, E65, and E66 models, ensuring easy installation and a secure seal. Premium Quality: Manufactured by Autostar Germany, a trusted name in automotive parts, for durability and longevity. Effective Sealing: Engineered to prevent oil leaks and coolant seepage, maintaining optimal engine efficiency. OEM Compatibility: Replaces BMW part number 11537519733 seamlessly, preserving your vehicle's original performance. Improved Engine Health: By preventing leaks, this cylinder head plug contributes to a cleaner engine bay and prolonged engine life. Upgrade your BMW's engine reliability with Autostar Germany Cylinder . Enjoy peace of mind knowing your vehicle's engine is protected by a high-quality, precision-engineered component. Drive with confidence.