Denso K16R-U11 3120 Resistor Type Spark Plug, OEM 90919-01164

E-Son K16R-U11 3120 resistor-type spark plug for many post-2000 Toyota and Lexus models such as Corolla, Camry. Replacement parts closely match OEM in material and workmanship; electrode uses ordinary nickel alloy; durability adequate for everyday use but may be slightly shorter under high-load conditions than iridium/platinum. OEM number 90919-01164; resistance 6 kΩ to suppress EMI and stabilize ignition. Replacement moderate; use 16 mm spark plug socket; torque 25–30 N·m; cold-start recommended to prevent thread damage.