Smoked Dynamic Sequential LED Turn Signals F2x F3x 2 3 4 Series & F87 BM 0267 Autotecknic Dynamic Sequential LED Turn Signal Smoked BMW Smoked Dynamic Sequential LED Turn Signals F2x F3x 2 3 4 Series & F87 TO 0262 AutoTecknic Smoked Dynamic Sequential LED Turn Signal A90 Autotecknic Mirror Sequential LED Turn Signal BMW M2 F87 (19 21) Smoke Autotecknic Mirror Sequential LED Turn Signal BMW M2 F87 (19 21) Smoke. Product Description Now you can update your side mirror's turn signal from the simple flashing to AutoTecknic's Dynamic Sequential LED turn signal. Sharpen the look of your side mirrors with its smoked lens housing that complements your iconic BMW's sporty and luxurious aura. The amber LEDs will scroll outwards from the center as you engage your turn signals. Easily and directly replace your stock side mirror turn signals via plug and play action with no modifications required. Upgrade to the sequential LED side mirror turn signal lamps to tell other drivers that you are merging in style! High powered SMD (Surface Mounted Device) LEDs on each signal light. Direct plug & play no error codes guaranteed! Enhanced visibility with modern OEM appearance. A reflector was added for a complete 180 array of illumination. It blends in perfectly with AutoTecknic carbon fiber mirror caps. Turn signals are ultrasonically sealed for a seamless look. Superior brightness & craftsmanship. 100% compatible with OEM mirror caps. One year warranty covering all manufacturer defects. Note: The support on the OEM mirror cap must be trimmed off before installing the Dynamic Sequential LED turn signal. (see the last photo)