We succesfully tested and stock now these plug and play ultrabright LED low energy bulbs, as replacement part for the OEM light bulbs in the MX5 MK1.
The RED LED replacement bulb is used on Japanese imports in UK. The law requires red fog light, which is wired in place of the white reversing bulb in the rear light unit. Lit up switch at the front is required to finish the modification.
The specifications are as follows:
Type: BA15S 1156
LEDs: 45 x 4014SMD
Sold as single bulb as one is needed only.