OSRAM Red Diadem PR21/5W (Single)

Why buy me?

OSRAM Diadem red PR21/5W bulbs are an ideal replacement for your tail lights. This diadem bulb features a specialist opalescent interference coating and illuminates red when in use. The OSRAM Diadem red bulb can be fitted in vehicles with tail lights that use a clear case. We recommend referring to your vehicle handbook before you purchase this bulb to make sure your vehicle can be fitted with PR21W or PR21/5W bulbs.

Features and benefits

• Tail light replacement
• Opalescent interference coating
• Illuminate red when in use
• Styling bulb
• Can be fitted in vehicles that use a clear case

The technical bit

Delivery Information

We aim to dispatch all orders the same/next business day. Delivery times on our FREE standard delivery service are:

UK: 2-3 business days*
Europe: 5-7 business days*
Rest of the World: 5-10 business days*

Need your order faster?
Customers in the UK, US & Canada can also upgrade to an express delivery service. Delivery times for this service are:

UK Next Business Day (DPD): £5.49
US & Canada 2-4 Business Days (FedEx): £13.99

*average delivery times.