This item make it possible to use any common D2S/D2R bulb as a D1S/D1R or D3S bulb.

Benefits are that optional (cheaper) bulbs and colors (K) will be available for D1 xenon system. For example the combination D1 Igniter and D2S Xenonkungen 6000K.

Igniter + D2S = D1S
Igniter + D2R = D1R
Igniter + D4S = D3S (AUDI Q7 2010- and other)

NB! Bulb not included.
Made in Korea.
1 year warranty.