Top 4 NGK Iridium IX Spark Plugs TR55IX # 7164 – Automotive Replacement Spark Plugs

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1. NGK

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NGK # 7164 Iridium Spark Plug TR55IX ---- 8 PCSNEW by NGK

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NGK #ad - Often specified as original equipment, NGK spark plugs are the best combination of performance and longevity. Ngk is the world's largest supplier of OEM spark plugs. Offering the quality, reliability and Durability You'd Expect from an OEM Manufacturer. Research applications prior to purchase to Make Sure This OEM Part Fits Your Vehicle, Including Engine, Drivetrain and Quantity Needed.
BrandNGK #ad
Weight0.88 Pounds
Part Number664948

2. NGK

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NGK Iridium Spark Plug TR55IX 8 Pack for PONTIAC FIREBIRD TRANS AM 1993-1997 5.7L/350

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NGK #ad - Electrode tip material: iridium. Spark plug Seat Style: Tapered. Manufacturer heat range: 5. Ground strap Quantity: One. Shorty spark plug: no. Engine v8, engine size 5. 7l/350 Insulator Type: Projected. Electrode core Material: Copper. Spark plug Thread Size: 14mm. Wrench diameter: 5/8 in. Sold in 8 Pack. Resistor: yes. Spark plug Reach: 0691 in. Engine family chevy small block Gen II LT-based engines.
BrandNGK #ad
ManufacturerNGK #ad
Part NumberDZNGK-5732

3. NGK

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NGK 6510 LTR7IX-11 Iridium IX Spark Plug

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NGK #ad - Triple seals prevent leakage. Copper core aids in heat removal. Sold in packs of 4. Trivalent metal plating provides superior anti-corrosion and anti-seizing properties Corrugated ribs prevent flashover. Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer.
BrandNGK #ad
ManufacturerNGK #ad
Height5 Inches
Length5 Inches
Weight5 Pounds
Width3 Inches
Part Number6510(4)

4. NGK

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6 New NGK Iridium IX Spark Plugs LFR5AIX-11 # 4469

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NGK #ad - Precision laser electrode construction. Designed for fuel-injected and turbo engines. Extreme performance upgrade via oEM spark plugs and provide a lifetime at 40, 000 50, 000 miles. Plugs have a fine-wire Iridium center electrode and nickel-alloy terrain electrodes for maximum engine and torque.
BrandNGK #ad
ManufacturerNGK #ad
Height4.98 Inches
Length3.7 Inches
Weight0 Pounds
Width0.94 Inches
Part NumberLFR5AIX-11
Model4469