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

Product specification

We're now operating a new system for deliveries, whereby certain orders are processed on demand. This means that particular products may take longer to arrive, as we will request these from our supplier after you place your order - Please see individual product pages where delivery is impacted. But won't worry, it'll be worth the wait.

*We only ship to parts of the US, states include: California, Florida, Georgia, Illinois, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Texas, Virginia, Washington, Alabama, Arizona, Colorado, Iowa, Idaho, Kansas, Massachusetts, Maine, Missouri, Mississippi, Montana, North Dakota, New Mexico, Oklahoma, Oregon, South Carolina, Tennessee, Wisconsin

*We only ship to parts of Europe, countries include: Belgium, Cyprus, Denmark, Finland, France, Germany, Greece, Ireland, Netherlands, Portugal and Sweden.

*DPD Next Day Delivery orders to the UK, please note:

- Orders placed before 3:30pm Friday will be delivered Monday.
- Orders placed after 3:30pm Friday will be delivered Tuesday.

Unfortunately due to regular problems when delivering to certain countries via a non-tracked service, we cannot currently offer our free international delivery service to the following:

• New Zealand

On rare occasions, due to factors outside of our control, delivery may take slightly longer. If you haven't received your order within the estimated time please accept our apologies. Please contact us and we'll be happy to provide further assistance.

Special note for Australia: We have been advised that parcels are currently expected to take 15-25 working days to arrive to Australia, depending on the location. This is due to measures being taken to prevent the spread of Covid-19. We are currently taking steps to try to reduce this delivery time as much as possible. 

Please note: If your parcel is being shipped internationally, additional customs fees may apply.