OSRAM Xenarc D3S 35W HID Xenon Bulbs 4600K PK32d-5 — 2-Pack, OEM Replacement, Made in Germany

OSRAM 66340HBI Xenarc D3S 35W 4600K HID bulbs are OEM-grade replacement xenon headlight lamps that deliver bright, daylight‑tone illumination and long service life for compatible vehicles.

If you drive a vehicle that uses D3S PK32d‑5 xenon lamps, this two‑pack from OSRAM offers an authentic, verifiable replacement designed to match original equipment specifications. These Xenarc D3S lamps are manufactured in Germany to the same tolerances used by many carmakers, giving you whiter, more intense light close to natural daylight and a durable alternative to halogen units.

How much whiter and brighter is a 4600K Xenarc D3S compared to halogen?

The 4600K color temperature produces light much closer to daylight than typical 3200K halogen bulbs, making road details and signs easier to discern at night. Intensity is higher as well, which improves forward visibility without altering your vehicle’s electrical system.

• Color temperature: ~4600 Kelvin for a crisp white appearance
• Higher luminous intensity than standard halogen lamps
• Designed for HID ballasts and D3S sockets (PK32d‑5)
• OEM fitment standards for consistent beam pattern

Are these genuine OSRAM lamps and how can I verify them?

Yes — these are original OSRAM Xenarc D3S lamps with anti‑counterfeit markings. Each unit carries a unique label code and visible security elements that allow online authentication via OSRAM’s trust portal.

• 7‑digit label code printed on the package
• Hologram segment showing the last three digits for quick visual check
• QR code linking directly to OSRAM verification page
• Microtext security strip visible with magnification

Will these bulbs fit my car and what should I check before ordering?

These bulbs are D3S type with a PK32d‑5 base and are compatible with vehicles engineered for D3S HID lamps. Confirm your vehicle’s lamp type in the owner’s manual or by checking the existing bulb before purchase.

• Socket type: PK32d‑5 (D3S)
• Power rating: 35 watts (HID compatible ballasts required)
• Intended as direct OEM replacements — no modifications expected
• Check headlamp alignment after installation for correct beam pattern

How long do these Xenarc bulbs typically last and what affects lifespan?

Lifetime varies with usage, operating temperature, and electrical conditions, but OSRAM Xenarc lamps are built for extended durability and meet OEM lifetime expectations. Proper installation and a healthy ballast help maximize service life.

• Manufactured in Germany to OEM durability standards
• Durability influenced by start/stop cycles and voltage stability
• Use original or compatible ballasts to avoid premature failure
• Check sealing and connectors to prevent moisture or corrosion

Who is this for: The OSRAM 66340HBI Xenarc D3S 35W 4600K two‑pack is aimed at drivers who need authentic OEM HID replacements for vehicles with D3S sockets — technicians, enthusiasts restoring factory lighting, or owners seeking predictable daylight‑tone illumination. Choose this set if you want verifiable original OSRAM quality, improved visual clarity compared with halogen lamps, and components built to manufacturer standards.