Philips P21W is a reliable single-function halogen bulb designed for vehicle signaling—brake lights, turn signals, reverse lights, or tail lights. With its strong and instant light output, it ensures excellent visibility for other road users.
📦 Set of 2 bulbs – practical for simultaneous replacement.
✨ Advantages:
✔️ Bright white light – excellent visual signaling
✔️ Fast response – lights up instantly when braking
✔️ Philips OEM quality – long lifespan and stable performance
✔️ BA15s base – standard and easy to install
✔️ Wide compatibility with most vehicles
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