3156/3157: XB LED Bulbs (White / Set) Mazda our engineers spent dozens of

our engineers spent dozens of hours in our testing garage with a Mustang in order to tune the drivers correctly

fitting seamlessly into factory connectors without error codes

and Diode Dynamics products are carefully tuned for maximum performance

but you pay for what you get

High-intensity automotive-type LEDs

3156/3157: XB LED Bulbs (White / Set) Mazda our engineers spent dozens ofLet's Face it: So many modern vehicles are still using incandescent bulbs in their turn signals, parking lights and brake lights that the world just isn't quite ready to move on from plug n play LED Bulbs. Despite that, the category has been stagnant for years with little to no real innovation or upgrades, until now. The new XB LED Bulbs are a much needed refresh in this category and are all new for 2023! Unbeatably Bright: The 3156 3157 XB LED bulbs