TK-125 1 Pair D2 D2R D2C D2S D4 D4R D4C D4S LED Headlight Bulb Retainers Holder Adapter for BMW 5 Series Filter-Electronic Test Installation inner diameter: 22 mm

Installation inner diameter: 22 mm

Assembly group: 8-cyl

All steel structure

One Package Size 65cm * 16cm * 1cm / 25

TK-125 1 Pair D2 D2R D2C D2S D4 D4R D4C D4S LED Headlight Bulb Retainers Holder Adapter for BMW 5 Series Filter-Electronic Test Installation inner diameter: 22 mm1. Bulb holder fits for: BMW 5 Series. 2. Used for D2 D2R D2C D2S D4 D4R D4C D4S Halogen HID upgrade to LED bulbs installation. 3. Please check your car's model before purchase. If you are unsure whether this product is compatible with your vehicle, just pop up the hood and compare this product with the stock headlamp socket. 4. Why need this adapter? Because the LED bulb can't be installed steady when you replace the origin car bulbs, and our adapter