alla lighting 3156 3157 led bulbs 3000lm extreme super bright turn signal lights for cars trucks t25 3057 3457 4157 4057, amber yellow alla lighting <p><b>alla lighting zes newest version latest design t25 3156 3157 dual filament led bulbs replacement of the halogen/incandescent turn signal light, brake stop tail light, daytime running light (drl), back-up reverse light, side marker light bulb, etc</b></p><p>here is zes t25 3156 3157 led bulb’s specification</p><p><b>led chip type</b>: 6 pieces high quality and high illumination of zes led chips.</p><p><b>heat dissipation technology:</b>:newest technology double way heat dissipation -heat sink makes the bulb much better heat dissipation to achieve much longer lifespan up to 30000h.</p><p><b>high illumination light</b>: each t25 3156 3157 led bulb light output will be up to the maximum 1500 lumens in perfect condition (total 3000 lumens in total for both 3156 3157 led bulbs. </p><p><b>easy installation</b>: extra load resistors maybe required to avoid the signal hyper flash or error code. this happens due to led bulbs draw much less current than stock lamp. </p><p><b>applications:</b> used for upgrading the turn signal light or brake tail stop light or back-up reverse light, or daytime running light, or side marker light, etc.<p><b>optional colors: </b>: 6000k xenon white / amber yellow / pure red. </p><p><b>cross reference number</b>: 3156, 3056, 3156a, 3156ak, 3156nak, 3047, 3047ll, 3047k, 3057a, 3057all, 3057, 3057st, 3057k, 3057kx, 3057x, 3057klcp, 3057ll, 3155, 3155ll, 3157a, 3157ak, 3157 ,3157k, 3157x, 3157ll, 3157st, 3157kx, 3157na, 3157nall, 3157nak, 3357a, 3357all, 3357, 3357ll, 3357k, 3454na, 3457a, 3457all, 3457ak, 3457, 3457k, 3457na, 3457nak, 3757a, 3757ak, 3757all, 4057, 4057ll, 4057k, 4114, 4114ll, 4114k, 4157, 4157ll, 4157k, 4157na, 4157nak, 5702a, 5702ak, 5702ak,p27/7w etc.</p>