Rear Floor & Rails for 2018 BMW M5
No.
Part # / Description / Price
Price
2
Inner Rail 
BMW
BMW Positions: Left
Notes: PARTS: Part included with rear rail assembly.
Description: Rail assembly.
2
Inner Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with rear rail assembly.
Description: Rail assembly.
3
Side Extension BMW
BMW Positions: Left
Notes: PARTS: Part included with inner rail.
Description: Floor & crossmembers. With touring, rail assembly.
MSRP $34.44
$26.69
MSRP $34.44
$26.69
3
Side Extension BMW
BMW Positions: Right
Notes: PARTS: Part included with inner rail.
Description: Floor & crossmembers. With touring, rail assembly.
MSRP $34.44
$26.69
MSRP $34.44
$26.69
4
Lower Extension BMW
BMW Positions: Left
Notes: PARTS: Part included with inner rail.
Description: Rail assembly.
4
Lower Extension BMW
BMW Positions: Right
Notes: PARTS: Part included with inner rail.
Description: Rail assembly.
5
Lower Extension Bracket BMW
BMW Positions: Left
Notes: PARTS: Part included with lower extension.
Description: Rail assembly. Floor & crossmembers.
MSRP $103.59
$90.64
MSRP $103.59
$90.64
5
Lower Extension Bracket BMW
BMW Positions: Right
Notes: PARTS: Part included with lower extension.
Description: Rail assembly. Floor & crossmembers.
MSRP $103.59
$90.64
MSRP $103.59
$90.64
6
Rear Floor Pan BMW
BMW Notes: PARTS: Part included with rear rail assembly.
Description: Coupe, rail assembly.
MSRP $469.53
$363.89
MSRP $469.53
$363.89
8
MSRP $112.65
$87.30
10
Rear Extension BMW
BMW Positions: Right
Notes: PARTS: Part included with outer rail.
Description: Without touring, rail assembly. Outer.
10
Rear Extension BMW
BMW Positions: Left
Notes: PARTS: Part included with outer rail.
Description: Without touring, rail assembly. Outer.
No.
Part # / Description / Price
Price
1
Floor Pan BMW
BMW Description: Coupe, floor & crossmembers. Without touring, floor & crossmembers. Without hybrid.
3
Lower Extension Bracket BMW
BMW Positions: Right
Description: Rail assembly. Floor & crossmembers.
MSRP $103.59
$90.64
MSRP $103.59
$90.64
3
Lower Extension Bracket BMW
BMW Positions: Left
Description: Rail assembly. Floor & crossmembers.
MSRP $103.59
$90.64
MSRP $103.59
$90.64
4
Side Extension BMW
BMW Positions: Right
Description: Floor & crossmembers. With touring, rail assembly.
MSRP $34.44
$26.69
MSRP $34.44
$26.69
4
Side Extension BMW
BMW Positions: Left
Description: Floor & crossmembers. With touring, rail assembly.
MSRP $34.44
$26.69
MSRP $34.44
$26.69
6
Cross-Member BMW
BMW Description: Without touring, floor & crossmembers. With touring, floor & crossmembers, rear.
MSRP $109.81
$96.09
MSRP $109.81
$96.09
7
MSRP $243.92
$189.04
8
MSRP $442.92
$343.26
8
MSRP $438.63
$339.94
Related Parts
Part # / Description / Price
Price
Torsion Bar Bolt BMW
BMW Positions: Left
Description: Floor & crossmembers. Seat cushion.
MSRP $8.02
$6.41
MSRP $8.02
$6.41