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BMW LED Door Projector Light Kit Guide – Fitment, Sizing & Installation Tips

Artie Andrinopoulos June 26, 2025

One of the most subtle yet popular visual upgrades for BMW enthusiasts is the LED door projector light kit. This simple mod adds a premium, personalized touch to your vehicle—casting the iconic BMW logo or M emblem onto the ground as you open the door.

In this guide, we’ll walk you through everything you need to know before purchasing, including sizing differences, compatibility, and installation tips, so you can ensure you’re selecting the correct kit for your specific BMW chassis.

BMW LED Door Projector Sizes: 50mm vs. 68mm

BMW offers two projector sizes:

  • 50mm – Commonly found on newer-generation BMW models
  • 68mm – Used on older BMW chassis

A frequent issue we’ve seen is customers ordering the wrong size projector for their vehicle. To avoid this, we recommend removing one of your existing puddle lights and either measuring the diameter or referencing the design. You’ll quickly be able to identify whether your car uses 50mm or 68mm units.

The 68mm lens is physically larger and easier to spot. Here’s a visual comparison image where the 68mm projector is shown above the 50mm.

M Performance Logo Lens Compatibility

Regardless of projector size, BMW designed the M Performance slide kit (part number 53 31 2 469 631) to be compatible with both 50mm and 68mm projector housings. This means owners of any supported BMW chassis can upgrade their door logo without worrying about lens fitment.

Installation Overview

Installation is quick and requires only a flathead screwdriver:

  1. Carefully pry out the factory puddle light from the bottom of the door.
  2. Disconnect the factory connector.
  3. Plug in the new projector light.
  4. Snap the new unit into place.

Repeat the same process for both front and rear doors if your model includes rear puddle lights. The entire install typically takes under 10 minutes per door.

What It Looks Like Without Projectors

Curious what the stock setup looks like? Here are a few examples of standard factory puddle lights without projectors:

50mm Projectors Fit the Following BMW Makes and Models

  • 1 Series
    • F40
  • 2 Series
    • F44 Gran Coupé
    • G42
    • G87 M2
  • 3 Series
    • G20 Saloon
    • G21 Touring
    • G28 Saloon
    • G28 Saloon LCI
    • G80 M3
    • G81 M3 Touring
  • 4 Series
    • G22 Coupé
    • G23 Convertible
    • G82 M4 Coupé
    • G83 M4 Convertible
  • XM Series
    • G09
  • Z Series
    • Z4 G29

68mm Projectors Fit the Following BMW Makes and Models

  • 3 Series
    • E90 LCI
    • E91
    • E91 LCI
    • E92
    • E92 LCI
    • E93
    • E93 LCI
    • F30
    • F30 LCI
    • F31
    • F31 LCI
    • F34 GT
    • F34 GT LCI
    • F35
    • F35 LCI
    • F80 M3
    • F80 M3 LCI
  • 4 Series
    • F32
    • F32 LCI
    • F33
    • F33 LCI
    • F36 Gran Coupé
    • F36 Gran Coupé LCI
    • F82 M4
    • F82 M4 LCI
    • F83 M4
    • F83 M4 LCI
  • 5 Series
    • E60
    • E60 LCI
    • E61
    • E61 LCI
    • F07 GT
    • F07 GT LCI
    • F10
    • G30 LCI
    • G31 Touring
    • G31 Touring LCI
    • G38
    • G38 LCI
  • 6 Series
    • F06 Gran Coupé
    • F06 Gran Coupé LCI
    • F12
    • F12 LCI
    • F13
    • F13 LCI
    • G32 GT
    • G32 GT LCI
  • 7 Series
    • E65
    • E66
    • F01
    • F01 LCI
    • F02
    • F02 LCI
    • F04 Hybrid
    • G11
    • G11 LCI
    • G12
    • G12 LCI
  • 8 Series
    • F91 M8 Convertible
    • F92 M8 Coupé
    • F93 M8 Gran Coupé
    • G14 Convertible
    • G15 Coupé
    • G16 Gran Coupé
  • X Series
    • X1 E84
    • X1 F48
    • X1 F48 LCI
    • X1L F49
    • X1L F49 LCI
    • X2 F39
    • X3 E83
    • X3 E83 LCI
    • X3 F25
    • X3 G01
    • X3 G08
    • X3 G08 LCI
    • X3 M F97
    • X3 M F97 LCI
    • X4 F26
    • X4 G02
    • X4 M F98
    • X4 M F98 LCI
    • X5 E70
    • X5 E70 LCI
    • X5 F15
    • X5 G05
    • X5 G05 LCI
    • X5L G18
    • X5 M F85
    • X5 M F95
    • X5 M F95 LCI
    • X6 E71
    • X6 E72 Hybrid
    • X6 F16
    • X6 G06
    • X6 G06 LCI
    • X6 M F86
    • X6 M F96
    • X6 M F96 LCI
    • X7 G07
    • X7 G07 LCI
  • Z Series
    • Z4 E89
  • iX Series
    • iX3 G08 BEV
    • iX3 G08 BEV LCI

Whether you're upgrading for style, branding, or just want to add that extra touch of personalization, the BMW LED door projector kit is one of the easiest and most rewarding modifications you can make.

Let us know if you need help confirming fitment for your model or want to explore available logo designs.

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