T25 3157 3156 LED Brake/Tail Light Bulbs 11W 4000LM Red B1 Series | 2 Bulbs Color:Red The switchback dual function only

The switchback dual function only works when your original bulbs have both parking/DRL and turn signal lights in one bulb

Universal fits for most car/offroad/SUV/truck models

Light Color: Amber

the white light line is connected to the daytime running light line

Fit for 2008-2020 Peterbilt 365 367

T25 3157 3156 LED Brake/Tail Light Bulbs 11W 4000LM Red B1 Series | 2 Bulbs Color:Red The switchback dual function onlyAPPLICATION This bulb can be used for brake light and tail light. Non polarity installation, both US standard and CK Socket. MAIN FEATURES 400% BRIGHTER Sequencing 7PCS high brightness 3030 SMD chips plus 24PCS stable 4014 SMD chips precisely around the BAU15S led bulb. 5. 5W per bulb, only 1 4 energy consumption of original halogen bulbs but 4 times brighter. BUILT IN CONSTANT CURRENT IC Designed to be plug and play. Note: Some vehicles require the