Feature: Activate Speakers: The car can only use 8 speakers. Modify the speakers from 8 to 14 and upgrade the cable. Give you more wonderful music enjoyment. Practical: Give your ears a better listening experience and enjoy the pleasure of being surrounded by music, with stable data transmission and lossless sound quality. High Performance: The wiring harness does not require additional processing, with thicker wire, low resistance, better sound effect, and safe to operate. Non Destructive Installation: It is designed according to the car interface, . Installation is simple and without any damage. With capacitor, the sound quality is relatively mellow Applicable Model: The inactive speaker activation harness is a replacement for Tesla Model 3 2022. please check the model and year before ordering. Note: Installation guide not included, we strongly recommend you seek professional installation. The power must be turned off before installation, the co pilot window will be minimized, and the door cannot be opened or closed during this period. Material: plastic colour: Black Package Contents: 1 x Speaker Activation Harness With capacitor Style Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.