Shop our 380 P21/5W BAY15D LED bulbs for a brighter, faster-responding upgrade from standard dual-function filament bulbs.
This dual-contact bayonet fitting provides two brightness levels and is commonly used for combined brake and tail lights, position lights and other compatible signal applications. Choose the correct colour, output and Canbus specification for the intended position.
Before ordering, check the 380, P21/5W or BAY15D reference printed on your existing bulb or in the vehicle owner’s manual.
Upgrade the rear lighting on your Ford Transit Custom with our ultra-bright BAY15D (P21/5W / 380) CANBUS LED Stop & Tail Light Bulbs. Supplied ...
View full detailsOur P215W (BAY15D 380) LED Bulbs have been developed not only to illuminate the bulb housing, but to project the light out of the housing and into...
View full detailsOur P21/5W (BAY15D / 380) CANBUS LED Stop & Tail Light Bulbs have been engineered to deliver exceptional light output exactly where it is neede...
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Last updated: June 2026. When it comes to vehicle lighting, the choice of bulb can significantly impact visibility, safety, and aesthetics. Today we focus on the H11 | 711 bulb and the various options available. This guide covers everything you...
"What's the brightest H7 bulb?" is one of the most common questions we get at Xenons Online. The short answer is below, followed by a full breakdown of how H7 halogen, Xenon HID and LED bulbs compare on brightness —...
When it comes to illuminating the road, car headlights have evolved significantly over the years.
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