OEM Quality: Philips 42406 : The industry standard by which all other D4R bulbs are measured! Original-Equipment in many Japanese vehicles from Toyota, Lexus, and Subaru, they're good enough to please anyone. OEM Spec: As the industries leading OEM-Spec D4R bulb, the Philips 42406 series offers a great mix of lumens, precision, and longevity to their output. Durable: The 42406 bulbs are known for retaining their intensity for years and resisting color-shifting, so they remain in a "like-new" state for longer. Priced Right: Compared to their dealership list price of $194/bulb, our shop offers them here for a much more reasonable $95/pair. A great deal considering their service life. Genuine: Here at our shop, we pride ourselves on being one of the last few distributors shipping genuine Philips & Osram lamps in the US. It is estimated that 80% of these bulbs sold through outlets such as eBay or Amazon are fakes.