BMW G8X M3/M4 Rear Diffuser - ADRO A14A50-1301
BMW G8X M3/M4 Rear Diffuser - ADRO A14A50-1301
BMW G8X M3/M4 Rear Diffuser - ADRO A14A50-1301
BMW G8X M3/M4 Rear Diffuser - ADRO A14A50-1301
BMW G8X M3/M4 Rear Diffuser - ADRO A14A50-1301
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ADRO BMW M3 G80 and M4 G82 Prepreg Carbon Rear Diffuser — Select Vehicle

ADRO
A14A50-1301
Diffusers
3-5 Business Days
$ 3,105.27
$ 3,105.27

ADRO BMW M3 G80 and M4 G82 Prepreg Carbon Rear Diffuser — Select Vehicle

ADRO A14A50-1301 is the G80 M3 option on this listing. Choose the separate G82 M4 option for an M4 coupe; only the selected option is supplied. Both exact rear-diffuser variants exclude the M Performance center-exhaust configuration.

Key Features

  • ADRO A14A50-1301 vehicle-selected G80 M3 or G82 M4 rear diffuser
  • Separate G80 M3 and G82 M4 options with distinct manufacturer part numbers
  • ADRO A14A40-1301 is the G82 M4 option
  • Prepreg carbon fiber construction
  • Not compatible with M Performance center exhaust

Fitment

Years Make Model Application
2021–2026 BMW M3 Select the G80 M3 option; Standard/Competition where offered; no M Performance center exhaust
2021–2026 BMW M4 Select the G82 M4 coupe option; no M Performance center exhaust
Confirm market/build BMW M3 Touring Manufacturer-listed regional application for M3 option; confirm exact G81 build

This page contains separate G80 M3 and G82 M4 product choices, each with its own part number and dimensions. Match the selected vehicle option before ordering; the M3 and M4 parts are not both included. Current bounded sedan/coupe applications run through 2026. Regional M3 Touring fitment requires exact build confirmation. ADRO explicitly excludes M Performance center exhaust on both diffuser product pages.

Specifications

Detail Value
Brand ADRO
Manufacturer Part Number A14A50-1301
Material Prepreg carbon fiber
Condition New
Fitment Type Vehicle-specific
G82 M4 manufacturer part number A14A40-1301
G80 M3 manufacturer dimensions 721 × 1,760 × 276 mm
G82 M4 manufacturer dimensions 698 × 1,860 × 300 mm
G80 M3 manufacturer part number A14A50-1301
G82 M4 manufacturer part number A14A40-1301

What’s Included

  • One selected-vehicle rear diffuser
  • 3M tape
  • Screws
  • Installation manual

About ADRO

ADRO develops vehicle-specific aerodynamic and exterior components, including spoilers, splitters, diffusers, side skirts, body kits, trim, and carbon-fiber upgrades. Select every part by exact vehicle and exterior configuration.

Related Parts

Related products are separate purchases. Match each product’s own application and mounting requirements.

FAQ

What is the A14A50-1301?

This is the vehicle-selected G80 M3 or G82 M4 rear diffuser package described above.

Which application is supported?

This page contains separate G80 M3 and G82 M4 product choices, each with its own part number and dimensions. Match the selected vehicle option before ordering; the M3 and M4 parts are not both included. Current bounded sedan/coupe applications run through 2026. Regional M3 Touring fitment requires exact build confirmation. ADRO explicitly excludes M Performance center exhaust on both diffuser product pages.

What is the separate G82 M4 diffuser option?

This is the separate G82 M4 rear diffuser option. Select it for the listed M4 coupe application; it is not supplied with the M3 option.

Does it fit M Performance center exhaust?

No. Both exact manufacturer diffuser pages exclude the M Performance center-exhaust configuration. Match the exhaust layout before ordering.

What is supplied?

One selected-vehicle rear diffuser; 3M tape; Screws; Installation manual. Other components shown on an installed vehicle are separate unless listed here.

Will the finish match another part?

Finish and visible material patterns can vary between separately produced parts. Exact visual matching is not guaranteed.

Should the part be test-fitted?

Yes. Confirm alignment, mounting surfaces and clearance before fastening or using any manufacturer-specified adhesive.

How should the exterior finish be maintained?

Use finish-safe wash products, avoid abrasive compounds unless approved, and inspect mounting points regularly.

Installation Instructions

  1. Review the current ADRO A14A50-1301 product page and its linked installation guide.
  2. Confirm the exact vehicle and the required companion components before test-fitting.
  3. Install using the specified mounting components and exact manufacturer procedure; do not substitute generic torque or adhesive-cure instructions.
  4. Check alignment, clearance and secure attachment before driving.
  5. For the M4 option, review the ADRO A14A40-1301 product page and its exact instructions.
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