Denso Bujia Spark Plug 4504 PK20TT delivers unmatched ignition performance with a precision-engineered platinum-tipped center electrode. Its advanced iridium alloy ensures extreme durability and consistent spark efficiency, reducing misfires and improving fuel economy.

The laser-welded construction enhances heat dissipation, preventing pre-ignition even under high-stress conditions. Ideal for modern gasoline engines, including performance vehicles and daily commuters requiring OEM specifications (5861033860 /0K55818110 /1N0918110 /1214030).

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