SOLD PER PIECE! 100% Original Kia Picanto 1.0 2011 KIA Picanto 1.2 2011 KIA Rio 1.2 LX Sedan 2011 Hyundai Grand i10 1.0 E,S,L HYUNDAI Grand i10 1.2 2014 NGK IRIDIUM IX spark plugs are tested to the highest original equipment standards, providing the performance and service upgrade a vehicle deserves. High-grade alumina silicate ceramic - creates a stronger insulator to reduce dielectric punch-through (caused by spark exiting through side of ceramic) Cold-rolled thread - prevents cross-threading and damage to cylinder heads 98% Pure copper core - increased heat dissipation for reliable starts, prevents spark plugs overheating Trivalent metal plating - no anti-seize required Taper-cut ground electrode - higher ignitability, reduced quenching