Structural Components & Rails for 2026 BMW M4
No.
Part # / Description / Price
Price
1
Apron/Rail Assembly 
BMW
BMW Positions: Right
Description: 2022-25. Sedan, without vin.
MSRP $1,054.23
$786.24
MSRP $1,054.23
$786.24
1
Apron/Rail Assembly BMW
BMW Positions: Left
Description: Without vin. 2022-25. Sedan, with vin.
MSRP $1,054.23
$786.24
MSRP $1,054.23
$786.24
2
Apron Panel BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25. Sedan,.
2
Apron Panel BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25. Sedan,.
MSRP $319.56
$229.83
MSRP $319.56
$229.83
2
MSRP $165.27
$118.87
3
Upper Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: Sedan, with vin.
3
Upper Rail BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: Without vin. 2022-25. Sedan, with vin.
MSRP $264.47
$190.21
MSRP $264.47
$190.21
3
Upper Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25. Sedan, without vin.
MSRP $264.47
$190.21
MSRP $264.47
$190.21
4
Lower Support BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25, wheel arch. Sedan,.
MSRP $151.50
$111.78
MSRP $151.50
$111.78
4
Lower Support BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25, wheel arch. Sedan,.
MSRP $151.50
$111.78
MSRP $151.50
$111.78
5
Support Arm BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25, carrier. Sedan,.
MSRP $165.27
$118.87
MSRP $165.27
$118.87
5
Support Arm BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25, carrier. Sedan,.
MSRP $165.27
$118.87
MSRP $165.27
$118.87
7
MSRP $89.52
$66.05
7
MSRP $89.52
$66.05
8
Lower Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25, front. Sedan,.
MSRP $249.65
$179.54
MSRP $249.65
$179.54
8
Lower Rail BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: 2022-25, front. Sedan,.
MSRP $249.65
$179.54
MSRP $249.65
$179.54
10
MSRP $491.73
$350.60
11
Connector Plate BMW
BMW Positions: Right
Notes: PARTS: Part included with rail extension.
Description: Coupe. 2022-25. Convertible. Sedan,.
11
Connector Plate BMW
BMW Positions: Left
Notes: PARTS: Part included with rail extension.
Description: Coupe. 2022-25. Convertible. Sedan,.
MSRP $419.42
$299.05
MSRP $419.42
$299.05
12
Floor Side Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with rail extension.
Description: 2022-25, crash. Sedan,.
12
Rail Section BMW
BMW Positions: Left
Notes: PARTS: Part included with rail extension.
Description: 2022-25, crash. Sedan,.
MSRP $232.39
$167.13
MSRP $232.39
$167.13
13
Support Panel BMW
BMW Positions: Left
Notes: PARTS: Part included with rail extension.
Description: Sedan,.
MSRP $151.50
$111.78
MSRP $151.50
$111.78
13
Support Panel BMW
BMW Positions: Right
Notes: PARTS: Part included with rail extension.
Description: Sedan,.
MSRP $151.50
$111.78
MSRP $151.50
$111.78
15
Bracket BMW
BMW Positions: Left
Notes: PARTS: Part included with apron/rail assembly.
Description: Sedan, brake hose.
15
Bracket BMW
BMW Positions: Right
Notes: PARTS: Part included with apron/rail assembly.
Description: Sedan, brake hose.
MSRP $16.73
$13.36
MSRP $16.73
$13.36
15
Brake Hose Bracket BMW
BMW Positions: Front right
Description: Awd, with M4. Awd, with M3.
MSRP $50.48
$40.32
MSRP $50.48
$40.32
15
Brake Hose Bracket BMW
BMW Positions: Front left
Description: Awd, with M4. Awd, with M3.
MSRP $50.48
$40.32
MSRP $50.48
$40.32
16
MSRP $60.08
$45.07
17
17
MSRP $16.73
$13.36
18
MSRP $48.33
$40.93
18
MSRP $48.33
$40.93
23
Inner Panel Pin BMW
BMW Positions: Right
Description: Coupe, ground, 6mm. Gran coupe, earth, M6 x 12. M6x12. Sedan with M5, ground, 6mm. Left side. 6x12. Right side. 6x12.
MSRP $6.73
$5.22
MSRP $6.73
$5.22
23
Apron/Rail Assembly Cotter Pin BMW
BMW Positions: Right
Description: M8x13. Floor components. Gran coupe, earth, M8 x 12. M8x12. Sedan,. Left side. 8x12. Right side. 8x12.
MSRP $34.20
$26.49
MSRP $34.20
$26.49