Elring 503.721 Exhaust Manifold Gasket

Elring Exhaust Manifold Gasket 503.721

Elring 503.721 is an exhaust manifold gasket for BMW and Mini applications that require a precise sealing surface between the manifold and cylinder head. It is listed for a wide range of BMW 220i, X3, X5, X1, X2, and related models, along with select Mini Cooper coverage.

Key Features

• Exhaust manifold gasket for OE-style exhaust sealing
• Fits multiple BMW gasoline and diesel applications across 2008-2024 model years
• Compatible with BMW 220i, X3, X5, X1, X2, M240i, and more
• Elring part number 503.721 for direct catalog lookup
• Cross-references BMW 11 62 7 811 221 and 11 62 8 509 783 for the same application

Detailed Description

This Elring exhaust manifold gasket is used to seal the joint between the exhaust manifold and the cylinder head, helping maintain exhaust system integrity on covered BMW and Mini vehicles. Fitment includes 2021-2024 BMW 220i, 2012-2020 BMW X3, 2012-2023 BMW X5, 2012-2022 BMW X1, 2018-2023 BMW X2, 2020 BMW M240i, and 2010 Mini Cooper, along with additional BMW applications such as 328d, 535d, 740Ld xDrive, and 125i. The part number 503.721 is useful when matching an OE-style replacement for the correct engine and chassis application.

What It Helps Address

• Exhaust leaks at the manifold-to-head sealing surface
• Noise from a leaking exhaust manifold joint
• Loss of sealing after manifold service or removal
• Visible soot or odor around the exhaust manifold area
• Failed gasket replacement during exhaust repair

Installation Notes and Tips

Verify engine and chassis fitment before installation, since this gasket is listed across multiple BMW platforms and model years. Clean both mating surfaces thoroughly, inspect the manifold and cylinder head for warpage or damage, and follow the vehicle service procedure for torque sequence and fastener tightening. Confirm the correct application by matching Elring 503.721 to the vehicle’s OE reference or catalog listing.

Quality Assurance

Elring is a recognized sealing-system manufacturer with extensive OE and aftermarket coverage. This part cross-references BMW 11 62 7 811 221 and 11 62 8 509 783 for the same application.