

💡 Light up your ride with Bosch brilliance—because your car deserves the upgrade everyone’s talking about!
Bosch P21/5W LED Retrofit Car Light Bulbs deliver 2.5W of bright, energy-efficient lighting designed for rear turn signals. These 12V BAY15d bulbs reduce energy consumption by 80% compared to halogen, offer a significantly longer lifespan, and are easy to install as direct halogen replacements. Note: Not ECE approved for road use, ideal for interior or off-road applications. Pack includes 2 bulbs.







| Manufacturer | Bosch | 
| Brand | Bosch Automotive | 
| Item model number | 1987301521 | 
| Manufacturer part number | 1987301521 | 
| Position | Rear | 
| Voltage | 12 Volts | 
A**R
quick to post , received quality
perfect
R**Y
Great value
Was very happy with them and great value
R**S
Good Lamps
Well pleased with quality .Did job well
J**L
Excellent bulbs
Work as advertised.
V**
As described
As described worked perfectly, nice and bright also displaying as much whiter than the standard bulbGreat item
S**Y
Fitted to a VW Polo 9n3
Fitted perfectly. However had to change the other side too as these were brighter than the oem bulbs. But it was worth doing.
A**R
Just an ordinary bulb
No brighter than any other bulb.
J**O
Good
Good value, delivery and does the job
Trustpilot
2 days ago
3 days ago