I want to replace my liana spark plug need expert opinion, read forums but still confused, there are 3 options, IDIRIUM, PLATINIUM AND normal NGK BKR-6-11
@smartdevil_striker
NGK Iridium IX BRK6EIX11 / Denso IK20 Iridium Power
NGK IFR6J-11, Denso VK-20