This product features amber SMD LED diodes for powerful lighting, with a uniform and exceptionally bright output. The easy plug and play installation is 100% error-free, without the need for coding. With no delay, low power consumption, and high quality LEDs, this product is both energy and cost-saving. It is the perfect choice for upgrading or replacing original mirror turn signal lights, giving your Ford Mustang S550 (2015-2023) a modern and sleek look. The package includes 2 side marker lights for both the left and right side.