Loading... Please wait...Sign up for our newsletter and receive updates and special offers!
High-quality OSRAM Ultra Life HY21W amber indicator bulbs with extra-long lifespan and strong signal brightness. Supplied as a pack of 10. Ideal for turn indicators or rear signal lamps.
Upgrade your vehicle’s reliability with OSRAM Ultra Life HY21W 12V 21W bulbs, part number 64137ULT (BAW9s base).
Designed for drivers who demand long-lasting performance, the Ultra Life range lasts up to four times longer than standard bulbs, reducing replacement frequency and maintenance costs.
These amber bulbs are ideal for use in indicator or signal light applications, offering crisp illumination and full ECE R37 road-legal approval.
Each pack includes 10 bulbs, making them perfect for workshops, garages, or fleet maintenance.
| Specification | Detail |
|---|---|
| Brand | OSRAM |
| Model | Ultra Life HY21W |
| Part Number | 64137ULT |
| Base Type | BAW9s |
| Voltage | 12V |
| Wattage | 21W |
| Colour | Amber |
| Lifespan | Up to 4x standard |
| Approval | ECE R37 Road Legal |
| Pack Quantity | 10 Bulbs |
| Country of Manufacture | Germany |
| Warranty | 4 Year OSRAM Warranty |
(Always confirm bulb type and fitment before purchase.)
OSRAM’s Ultra Life series is built for endurance. With up to 100,000 switch cycles, these bulbs offer dependable performance and superior vibration resistance for daily driving or commercial use.
10x OSRAM Ultra Life HY21W Amber Bulbs (64137ULT BAW9s)
4-Year OSRAM Manufacturer Warranty
All prices are in NOK ยฉ 2025 HIDS DIRECT Store. All rights Reserved | Sitemap
hids-direct.co.uk, Car Part Hut Ltd, UK Registered 13039569 VAT Number GB 365025020
Registered office 140 LEE LANE BL6 7AF HORWICH GB