Frame for 2023 BMW M4
No.
Part # / Description / Price
Price
2
Upper Rail 
BMW
BMW Positions: Left
Notes: PARTS: Part included with inner wheelhouse.
Description: Coupe, rail components. Convertible, rail components. Sedan, rail components.
2
Upper Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with inner wheelhouse.
Description: Coupe, rail components. Convertible, rail components. Sedan, rail components.
3
Rail Section BMW
BMW Positions: Left
Notes: PARTS: Part included with inner wheelhouse and upper rail.
Description: Rail components, with hybrid. Convertible, rail components. Sedan, rail components.
$66.03
$66.03
3
Rail Section BMW
BMW Positions: Right
Notes: PARTS: Part included with inner wheelhouse and upper rail.
Description: Convertible, rail components. Sedan, rail components.
4
Wheelhouse Brace 
BMW MINI
BMW MINI Positions: Left
Notes: PARTS: Part included with inner wheelhouse.
Description: Reinforcement wheel well top left
4
Wheelhouse Brace BMW
BMW Positions: Right
Notes: PARTS: Part included with inner wheelhouse.
Description: Coupe, rear. Sedan, rail components, upper.
$89.06
$89.06
5
Wheelhouse Brace BMW
BMW Positions: Left
Notes: PARTS: Part included with inner wheelhouse.
Description: Coupe, front. Sedan, rail components, lower.
$174.09
$174.09
5
Wheelhouse Brace BMW
BMW Positions: Right
Notes: PARTS: Part included with inner wheelhouse.
Description: Coupe, front. Sedan, rail components, lower.
$174.09
$174.09
6
Upper Bracket BMW MINI
BMW MINI Positions: Left
Notes: PARTS: Part included with inner wheelhouse.
Description: Bracket, trunk partition left
6
Upper Bracket BMW
BMW Positions: Right
Notes: PARTS: Part included with inner wheelhouse.
Description: Coupe, rail components. Sedan, rail components.
$105.53
$105.53
7
Pipe BMW
BMW Description: Convertible, rail components. Coupe, rail components. Sedan, rail components, fuel deaeration, without hybrid.
9
Frame Side Member BMW MINI
BMW MINI Positions: Left
Notes: PARTS: Part included with rear rail assembly.
Description: Side member, lower left
9
Lower Rail BMW
BMW Positions: Right
Notes: PARTS: Part included with rear rail assembly.
Description: Convertible, rail components. Coupe, rail components. Rail components, 330e, M3. Sedan, rail components.
10
Rail Extension BMW
BMW Positions: Left
Notes: PARTS: Part included with rear rail assembly and lower rail.
Description: Convertible, rail components. Coupe, rail components. Sedan, rail components.
10
Rail Extension BMW
BMW Positions: Right
Notes: PARTS: Part included with rear rail assembly and lower rail.
Description: Coupe, rail components. Convertible, rail components. Sedan, rail components.
11
Rail End BMW
BMW Positions: Left
Notes: PARTS: Part included with rear rail assembly.
Description: Convertible, rail components. Coupe. Lower. Sedan, rail components.
$95.99
$95.99
11
Rail End BMW
BMW Positions: Right
Notes: PARTS: Part included with rear rail assembly.
Description: Convertible, rail components. Coupe. Lower. Sedan, rail components. Convertible, rail assembly.
$95.99
$95.99
12
Reinforced Plate BMW
BMW Positions: Left
Notes: PARTS: Part included with rear rail assembly.
Description: Coupe, rail components. Rail components, rear rail. Convertible, rail components. Sedan, rail components.
12
Reinforced Plate BMW
BMW Positions: Right
Notes: PARTS: Part included with rear rail assembly.
Description: Coupe, rail components. Rail components, rear rail. Convertible, rail components. Sedan, rail components.
13
Support Panel BMW
BMW Positions: Left
Notes: PARTS: Part included with rear rail assembly.
Description: Coupe, rail components.
13
Support Panel BMW
BMW Positions: Right
Notes: PARTS: Part included with rear rail assembly.
Description: Coupe, rail components.
14
Floor Extension BMW
BMW Positions: Left
Notes: PARTS: Part included with rear rail assembly.
Description: Floor components. Sedan, rail components.
$232.86
$232.86
14
Floor Extension BMW
BMW Positions: Right
Notes: PARTS: Part included with rear rail assembly.
Description: Floor components. Sedan, rail components.
$232.86
$232.86
14
Axle Support BMW
BMW Positions: Rear left
Description: Coupe, floor components. Convertible, floor components. Sedan, floor components.
$248.73
$248.73
15
Support Bracket BMW
BMW Positions: Left
Description: Coupe, brake hose. Convertible, rail components, brake hose. Sedan, rail components, brake hose.
$38.48
$38.48
15
MSRP $36.65
$32.99
16
Floor Extension Bracket BMW
BMW Positions: Left
Description: Coupe, rail components, catalytic reduction, front. Floor components. Coupe, #3. Coupe, rail components, catalytic reduction, rear. Convertible, rail components, catalytic reduction, rear. Sedan, rail components, catalytic reduction, rear.
$43.98
$43.98
16
Floor Extension Bracket BMW
BMW Positions: Right
Description: Coupe, rail components, catalytic reduction, front. Floor components. Coupe, #3. Convertible, rail components, catalytic reduction, rear. Sedan, rail components, catalytic reduction, rear.
$43.98
$43.98
17
Floor Extension Bracket BMW
BMW Positions: Left
Description: Coupe, rail components, catalytic reduction, rear. Convertible, rail components, vapor canister. Floor components, vapor canister. Coupe, #2. Coupe, rail components, vapor canister. Sedan, rail components, vapor canister. With touring, floor & crossmembers.
$45.26
$45.26
18
Floor Extension Bracket BMW
BMW Positions: Left
Description: Coupe, rail components, vapor canistor. Convertible, rail components, catalytic reduction, front. Floor components, scr container, front. Coupe, #1. Coupe, rail components, catalytic reduction, front. Sedan, rail components, catalytic reduction, front.
$14.68
$14.68