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Upgrade your vehicle's standard WY21W (585) indicator bulbs with these premium Super Canbus Amber LED bulbs. Designed as a direct replacement for factory incandescent bulbs, they deliver a bright 1800K amber light, rapid on/off response and improved visibility while maintaining excellent compatibility with modern CANBUS-equipped vehicles.
Each bulb features high-power automotive-grade LED chips with an integrated intelligent CANBUS driver to help reduce bulb warning errors, flickering and premature shut-off. A built-in high-speed cooling fan and aviation-grade aluminium body efficiently dissipate heat for reliable long-term performance.
| Bulb Type | WY21W (585) |
| Voltage | 9-17V DC |
| Power | 18W |
| Current | 1.36A (High) / 0.19A (Low) |
| Light Output | 1100 Lumens |
| Colour | Amber (1800K) |
| Cooling | Integrated High-Speed Cooling Fan |
| Operating Temperature | -35°C to +50°C |
| Polarity | Non-polarity design |
| Installation | Plug & Play |
Suitable for vehicles fitted with WY21W (585) indicator bulbs. Common applications include front or rear indicators on many Audi, BMW, Ford, Mercedes-Benz, Peugeot, Renault, SEAT, Skoda, Vauxhall, Volkswagen and Volvo models.
Please check your existing bulb type before ordering.
These bulbs incorporate an intelligent CANBUS driver designed to minimise bulb warning messages on many modern vehicles. Due to differences between vehicle electrical systems, a small number of vehicles may still require additional load resistors to eliminate hyperflash or dashboard warnings.

Frequently Asked Questions
Yes. These LED bulbs are designed as a direct Plug & Play replacement for standard WY21W (585) incandescent bulbs fitted to many 12V vehicles.
Yes. These amber LED bulbs are specifically designed for use as turn signal / indicator bulbs where a WY21W (585) fitment is specified by the vehicle manufacturer.
The built-in intelligent CANBUS driver helps reduce hyperflash and bulb warning messages on many vehicles. However, some vehicles may still require additional load resistors due to differences in their electrical systems.
Yes. They feature integrated CANBUS electronics designed to improve compatibility with many modern vehicles and reduce dashboard bulb warning errors.
No. Installation is completely Plug & Play using your vehicle's existing WY21W bulb holder. No wiring or coding is normally required.
These bulbs produce a bright Amber (approximately 1800K) light output suitable for vehicle indicator applications.
No. These bulbs are designed for 12V electrical systems with an operating voltage of approximately 9V to 17V DC.
The package contains two (2) WY21W (585) Super Canbus 18W Amber LED indicator bulbs.
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