The Toyota Genuine 90919-01243 (FK16HR11) is a high-performance iridium spark plug manufactured by Denso as original equipment for Toyota and Lexus vehicles. It is designed for “long-life” performance, typically lasting between 80,000 to 120,000 miles (approximately 100,000 to 200,000 km). 9091901191,92815,ILFR6T11,SK20HR11,6176,ILFR6T,9091901247,90919-01247,FK20HR11