T15/912/921+T10/168/194 LED Bulbs Reverse Lights/License Plate or Interior Lights Replacement, 6000K Xenon White This listing includes 2pcs T15/912/921 LED bulbs and 4pcs T10/168/194 LED bulbs, xtreme super bright 6000K~6500K xenon white replacement upgrade incandescent, halogen or damaged lamps for vision and safety. Applications: T15/912/921 LED bulbs can replace rear back up reverse lights, trunk cargo lights, or 3rd brake lights (center high-mounted stop lamps) bulb# 921, 912, 906, 922, 904, W16W, 921KX, 921LL, etc.T10/168/194 LED bulbs can be used to replace T10 wedge license plate lights, side marker lights, interior lights (map lights, dome lights, trunk lights, rear reading lights, etc) bulb# 194 168 175 2825 W5W 161 2821 921 912 906 158 194K 194KX 194LL, etc.Note: Due to LED bulbs draw much less current than stock lamps. for some vehicles, extra LED resistors maybe required to avoid the error code or flickering.