it's hard to find EK4(B16A) speed sensor... usually is using from EG6/9. u can find in halfcut shop or u can ask ur workshop to find from halfcut. New i dunno.
Recently I got a pair of Toyota Koito OEM Ballast which originally come with D2 Sockets..
I have done some DIY modification by replacing the existing balast with this OEM on my 9006 (HB4) HID Bulb.. after...