Toyota, Nissan, Mitsubishi, Haval and Other Models High-Efficiency Ignition Spark Plug ILZKAR7B11

ILZKAR7B11 iridium spark plug installed in the engine cylinder head; at the end of the compression stroke it produces a high-voltage spark to ignite the mixture, ensuring efficient operation. Compatible with many post-2000 models from Toyota, Nissan, Mitsubishi, Suzuki, Haval, and others; part number ILZKAR7B11 1654. Installation difficulty is medium; about 1 hour depending on model. If rough idle, weak acceleration, higher fuel consumption, or starting difficulties occur, electrode wear or carbon buildup require replacement.