All our D4S/D4R LED Bulbs and D4S/D4R LED Kits

The D4S is a mercury-free xenon bulb used for low beam and high beam headlights, mainly on Toyota and Lexus vehicles. In LED, it offers instant ignition and a white light, with no warm-up time. Our SMART V2 D4S is our most in-demand model for this conversion.

The D4S is the mercury-free version of the D2S, developed to comply with stricter environmental standards. The bases are similar, but not always directly compatible. The D4S is mainly used by Toyota and Lexus, while the D2S is fitted by a wider range of manufacturers.

Yes, the replacement is direct. The D4S LED plugs into the original xenon connector and integrates its own driver, which makes the ballast inactive. The SMART V2 is plug-and-play and installs without any modification to the wiring harness.

The SMART V2 is our best-seller for D4S conversion, thanks to its extended compatibility. The GTS 1.1 offers more powerful lighting for drivers looking for maximum brightness.

Yes, our D4S LED kits are specifically tested to work error-free on Toyota and Lexus vehicles. The SMART V2 includes a driver compatible with the demanding electronic management of these manufacturers.

The D4S format mainly equips Toyota (Camry, Corolla, Prius, Land Cruiser), Lexus (IS, GS, RX) and a few Subaru models. It has been Toyota’s standard xenon bulb since the mid-2000s. Check the reference written on your original bulb to confirm the format.