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The Putco Plasma SwitchBack 1157 bulbs are switchback LED replacements that operate as bright white running lights and then switch to amber for turn signals. Designed for day‑time running use without premature failure, they offer faster on/off response, vibration resistance, and energy-efficient operation. Rated for up to 50,000 hours, these plug-and-play bulbs increase visibility and add a modern look while using the original fixtures.
Putco 1157 - Plasma SwitchBack LED Bulbs - White/Amber
