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The NGK Iridium IX 94553 Spark Plug (ZFR5AIX-11) features a fine-wire iridium center electrode for outstanding ignitability, quicker starts, and long-lasting durability in high-efficiency and performance-driven engines.
🔧 Iridium tip ensures consistent spark and extended service life
🔧 Tapered ground electrode enhances combustion efficiency
🔧 Trivalent plating resists corrosion and thread galling
🔧 OE-style fit for easy installation and reliable sealing
Brand & Part Number: NGK 94553 ZFR5AIX-11
Material: Iridium
Thread Size: 14mm
Reach: 19mm (0.75 in.)
Hex Size: 13/16 in. (20.6mm)
Seat Type: Gasket
Resistor: Yes
Gap: 0.044 in. (1.1mm)
Upgrade to NGK ZFR5AIX-11 for high-performance ignition, fuel efficiency, and long-term reliability—order now!