The Magneti Marelli 002574100000 is a D3S Xenon High-Intensity Discharge bulb rated at 42 volts and 35 watts, fitted with a PK32d-5 base, designed for Volkswagen and Audi vehicles equipped with factory xenon or bi-xenon headlight systems. Available at Dub Source JA, Kingston’s dedicated VW and Audi parts specialist in Jamaica.

WHAT IT IS

The D3S is a specific xenon bulb format that differs from other HID types in two important ways. First, the bulb contains its own integrated igniter, meaning it does not require a separate ignition module in the headlight assembly the way older D1S and D2S bulbs do. Second, it uses a PK32d-5 base which is unique to the D3S and D3R formats and is not interchangeable with any other xenon bulb type. The 42-volt rating refers to the operating voltage the ballast maintains once the bulb has reached its normal running state, which is distinct from the much higher ignition voltage used to start the arc at the moment the headlights are switched on.

WHAT IT PRODUCES

Xenon HID headlights produce significantly more light output than halogen systems from the same wattage. The Magneti Marelli D3S delivers up to 2.5 times more light than a comparable halogen bulb while drawing less current, which is why Volkswagen and Audi fitted xenon headlights as standard or optional equipment on a wide range of models. The light produced by a D3S bulb also has a colour temperature closer to natural daylight than halogen, which reduces eye fatigue during extended night driving and improves the visibility of road markings, kerbs, and hazards at the edge of the beam.

WHY IT MATTERS

When a xenon bulb begins to fail the signs are gradual rather than sudden. Common indicators include one headlight appearing noticeably dimmer or a different colour temperature than the other, flickering on start-up before settling, a longer warm-up time before the bulb reaches full brightness, or a complete failure to ignite. Replacing bulbs in pairs is recommended when one fails because a new D3S alongside an old one will produce visibly uneven illumination due to the difference in output and colour temperature between a new bulb and one that has degraded over years of use.

COMPATIBILITY

The Magneti Marelli 002574100000 D3S bulb fits selected Volkswagen and Audi vehicles equipped with factory xenon or bi-xenon headlight systems that use the D3S format. Xenon bulb fitment is specific to the headlight assembly generation and model year, and confirming the correct bulb type before purchasing is essential as different xenon formats are not interchangeable. Use our VIN Part Matching service to confirm this is the correct bulb for your headlight system, or browse our full Electrical parts range for related xenon components including ballasts and control units.

AVAILABILITY

In stock at 70A Mannings Hill Road, Kingston. We deliver island-wide across Jamaica. Call 876-740-9332 or order at dubsourceja.com.

Magneti Marelli D3S Xenon HID Bulb 002574100000 available at your Volkswagen and Audi parts specialist in Kingston, Jamaica.