qich 2x 1157 BAY15D P21/5W Dual Filament SMD 5050 Car Tail Brake LED Light Bulb Lamp Turn signal white blue red yellow (yellow) Note:It is the Dual filement light, high bright and a little more high bright, it may isnt very notisable differense when brake much depeed by the Lamp Lampshade, to Achieve Maximum Brightness Use a Red Bulb Behind a Red Lens and a Yellow or Amber Bulb Behind an Amber Lens; These Bulbs Are Plug_and_play for Almost Every Application Taking 1157 or Compatible Bulbs. However, If Used for a Turn Signal Application Bulbs May Hyper flashes (Flash Very Rapidly) Unless You: (1) Add Load Resistors; or (2) Install an LED Compatible Flasher; LED Bulbs May Trigger Error Sensors on Some Vehicles with Can-bus Error Detection Systems (Primarily European Cars). Those Vehicles Require Addition of LoadResistors; Can-bus Error Sensors May Reflect LED Bulb Failure in Some European Vehicles. Preventing This Requires Adding Load Resistors or Using Can-Bus Bulbs;