Necessary preliminary tasks

• Remove LUGGAGE COMPARTMENT FLOOR TRIM  (luggage compartment mat)

Detach seal (1) in covered area of trim (4).

Lever out protective caps (2) and release screws underneath.

Release expansion rivets (3).

Lever out trim (4) inwards/upwards.

Installation: 

If necessary, replace damaged protective caps (2) and expander rivets (3).

Fig 1: Identifying Seal In Covered Area Of Trim

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: 

Lift off cover (1).

If necessary, feed out universal holders (2).

Fig 2: Identifying Feed Out Universal Holders And Cover

Courtesy of BMW OF NORTH AMERICA, INC.