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The DENSO ITV20TT Iridium TT spark plug represents the pinnacle of ignition technology, designed to meet the demands of modern engines. Its construction utilizes a fine-wire iridium center electrode and a platinum-tipped ground electrode, ensuring exceptional resistance to wear and corrosion. This advanced design promotes a stronger, more consistent spark, leading to improved fuel efficiency, smoother engine operation, and reduced emissions. The Iridium TT series is built for extended service life, making it a reliable choice for drivers seeking optimal engine performance. Engineered with precision, the ITV20TT is a direct fit for compatible vehicles, offering a straightforward replacement for your existing spark plugs. Trust DENSO's expertise in ignition systems to keep your engine running at its best.