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M Performance aerodynamics acc.parts for BMW 8 Series G14 Convertible M850iX (2025)

This M Performance aerodynamics acc.parts technical drawing provides a detailed breakdown of the assembly for the 8 Series G14 Convertible M850iX. It includes part names, part numbers and all associated mounting hardware for vehicles produced between 2025.

M Performance aerodynamics acc.parts
No. Description Supp. Qty  From   Up To  Part Number Price Notes
  i Note: The installation instructions are
not included in the retrofit kit. The
installation instructions
shall be printed out from the Electronic
Parts Catalog (EPC) on that day and
given to the
customer. Components that are not listed
in the installation instructions are
installed
according to ISTA/AIR.
Note: For Mainland China: Retrofitting
not following GA-801 2019 is only
allowed for use on racetrack and not
for use on public roads according to the
relevant retrofitting regulation. For
G14, G15, G16 Outside mirror shrouds
carbon, Trim air duct side panel CFRP
and Rocker panel covers carbon do not
follow GA-801 2019.
For vehicles with
Driving assistant professional
and
Active cruise control+Stop&Go function

S5AUA=Yes

S5DFA=Yes
02 Grill, air intake, center CFK/FRR 1 51118074420 Shop at ECS Tuning
only in conjunction with
-- Air inlet finisher, left CFK 1 51118074801 Shop at ECS Tuning
-- Air inlet finisher, right CFK 1 51118074802 Shop at ECS Tuning
For vehicles with
Driving assistant professional
and
Active cruise control+Stop&Go function

S5AUA=Yes

S5DFA=No
02 Grill, air intake, center CFK/FRR 1 51118074420 Shop at ECS Tuning
only in conjunction with
-- Air inlet finisher, left CFK 1 51118074801 Shop at ECS Tuning
-- Air inlet finisher, right CFK 1 51118074802 Shop at ECS Tuning
For vehicles with
Driving assistant professional
and
Active cruise control+Stop&Go function

S5AUA=No

S5DFA=Yes
02 Grill, air intake, center CFK/FRR 1 51118074420 Shop at ECS Tuning
only in conjunction with
-- Air inlet finisher, left CFK 1 51118074801 Shop at ECS Tuning
-- Air inlet finisher, right CFK 1 51118074802 Shop at ECS Tuning
For vehicles with
Driving assistant professional
and
Active cruise control+Stop&Go function

S5AUA=No

S5DFA=No
03 Centre finisher CFK 1 51118074800 Shop at ECS Tuning
only in conjunction with
-- Grill, air intake, center -M- 1 51118074419 Shop at ECS Tuning
04 Left finisher CFK 1 51118074805 Shop at ECS Tuning
only in conjunction with
-- Grill, air intake, open, left CFK 1 51118074421 Shop at ECS Tuning
04 Right finisher CFK 1 51118074806 Shop at ECS Tuning
only in conjunction with
-- Grill, air intake, open, right CFK 1 51118074422 Shop at ECS Tuning
05 Trim, air duct on side panel CFRP, right M PERFORMANCE 1 51132466812 Shop at ECS Tuning
05 Trim air duct side panel CFRP, left M PERFORMANCE 1 51132466813 Shop at ECS Tuning
06 Exterior mirror shroud, carbon, RHD, lft M PERFORMANCE 1 03/2022 51162446823 Shop at ECS Tuning
06 Outside mirror shroud, carbon, RHD, rgt M PERFORMANCE 1 03/2022 51162446826 Shop at ECS Tuning
For vehicles with
National version China
and
M Aerodynamics package

L8AAA=No

S715A=Yes
07 Rocker panel cover, carbon, left M PERFORMANCE 1 51192464417 Shop at ECS Tuning
only in conjunction with
07 Rocker panel cover, carbon, right M PERFORMANCE 1 51192464418 Shop at ECS Tuning
only in conjunction with
-- Adhesive, Betafill 217 80ML 1 83195B3A735 Shop at ECS Tuning
For HK and CA: Instead of adhesive
5A326D0
use part number 2289285 (incl.
activator!)
and clean with solvent cleaner 0417324
first.
-- Betaclean 3350 100ML 1 83195B3C6E7 Shop at ECS Tuning
For HK and CA: Instead of adhesive
5A326D0
use part number 2289285 (incl.
activator!)
and clean with solvent cleaner 0417324
first.
-- Decal kit M PERFORMANCE 1 51142461811 Shop at ECS Tuning
For HK and CA: Instead of adhesive
5A326D0
use part number 2289285 (incl.
activator!)
and clean with solvent cleaner 0417324
first.
For vehicles with
M Aerodynamics package

S715A=Yes
08 Decal kit M PERFORMANCE 1 51142461811 Shop at ECS Tuning
09 Tank cap, cap, carbon M PERFORMANCE 1 16112472988 Shop at ECS Tuning
11 Cover, bumper, rear CFK 1 51128074817 Shop at ECS Tuning
12 Trim panel, bumper, rear, bottom CFK 1 51128077594 Shop at ECS Tuning
only in conjunction with
-- Trim cover, tow fitting, rear CFK 1 51128077464 Shop at ECS Tuning

See Also

Frequently Asked Questions

What assembly is shown in the BMW 8 Series G14 Convertible M850iX M Performance aerodynamics acc.parts?
This technical diagram illustrates the M Performance aerodynamics acc.parts within the Retrofitting / conversion / accessories group for the 8 Series G14 Convertible M850iX produced during 2025. It provides a detailed exploded view of the components, identifying key parts such as the Grill, air intake, center (Part #51118074420).
Which models use the hardware listed in this M Performance aerodynamics acc.parts?
The hardware and components featured in the M Performance aerodynamics acc.parts are specific to the 8 Series G14 Convertible M850iX produced during 2025. These technical specifications ensure that parts like the Grill, air intake, center (51118074420) are correctly matched to the vehicle's structural and mechanical requirements.
How do I find specific parts within the M Performance aerodynamics acc.parts assembly?
Each item in the M Performance aerodynamics acc.parts corresponds to the numbered list below the illustration. For the 8 Series G14 Convertible M850iX, you can identify the Grill, air intake, center by locating its position on the schematic, which then links to the official BMW part number 51118074420 for the Retrofitting / conversion / accessories section.