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The Diode Dynamics 4th Brake Light kit for Ford Mustang (2015–2023) converts the reverse lamp to provide a white reverse, a red running light at 50% brightness, and a bright red 4th brake light at full power. Using OEM connectors and an included wiring harness, the plug-and-play installation takes under 20 minutes and includes embedded circuit protection. Assembled in the USA.
Diode Dynamics 15-21 Ford Mustang 4th Brake Light
