Preparing New Part

Adjust the new parts in combination with the tail panel to fit and secure.
Prepare areas (1) for joining by welding.

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NOTE: Perform the steps on the left and right side.
Prepare areas (1) for joining by welding.

Courtesy of BMW OF NORTH AMERICA, INC.
Prepare areas (1) for joining by welding.

Courtesy of BMW OF NORTH AMERICA, INC.
Prepare areas (1) for joining by welding.

Courtesy of BMW OF NORTH AMERICA, INC.
Prepare areas (1) and (2) for joining by welding.

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Replacing the coarse thread bolt and threaded weld bolts (steel surface)

NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.
Renew the coarse thread bolt (1) and the threaded weld bolt (2).
Parts : Coarse thread bolt, threaded weld bolt

Take the number and position from the component to be replaced or the add-ons.
Weld the coarse thread bolt (1) and threaded weld bolt (2) onto the new part.

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Check ground pins and replace if necessary

NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.
Check the ground pins (1) for stability and renew if necessary.

Courtesy of BMW OF NORTH AMERICA, INC.