NGK IRIDIUM IX IRIDIUM spark plug LFR7AIX 1 PEC
NGK IRIDIUM IX IRIDIUM spark plug LFR7AIX 1 PEC
SKU: LFR7AIX

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Description
NGK Iridium IX Spark Plug LFR7AIX – 1 Piece
The NGK LFR7AIX (Stock No. 2309) is a premium Iridium IX spark plug designed for high-performance and modified engines. Featuring a fine-wire iridium center electrode, it ensures superior ignitability, enhanced throttle response, and exceptional durability, making it ideal for enthusiasts seeking optimal engine performance. (NGK Spark Plug - LFR7AIX - 2309 - Crawford Performance)
⚙️ Key Features:
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Fine-Wire Iridium Center Electrode: Provides a consistently stable spark and long service life.
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Tapered Cut Ground Electrode: Enhances flame propagation, ensuring efficient combustion.
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Trivalent Metal Plating: Offers superior anti-corrosion and anti-seizing properties.
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Corrugated Ribs: Prevent flashover, ensuring stable ignition performance.
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Alumina Silicate Ceramic Insulator: Delivers exceptional strength and thermal conductivity.
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Resistor: Equipped with a 5kΩ resistor to suppress electromagnetic interference.
📐 Specifications:
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Part Number: LFR7AIX
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Stock Number: 2309
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Thread Diameter: 14 mm
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Thread Pitch: 1.25 mm
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Thread Reach: 26.5 mm (1.04 inches)
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Hex Size: 16 mm (5/8 inch)
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Seat Type: Flat
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Terminal Type: Solid
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Spark Gap: 0.031 inches (0.8 mm)
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Heat Range: 7 (One step colder than standard)
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Resistor: Yes (5kΩ) (NGK LFR7AIX 2309 Iridium IX Spark Plug 6.2L Hellcat TRX Trackhawk, NGK Iridium Spark Plug 7 Series LFR7AIX, NGK 2309 -Set of 4, NGK Iridium Spark Plug 7 Series LFR7AIX, NGK 2309 -Set of 4, NGK LFR7AIX 2309 Iridium IX Spark Plug for 06-14 WRX / 04+ STi)
🚗 Compatibility:
The NGK LFR7AIX spark plug is suitable for various high-performance and modified vehicles, including:
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Subaru: WRX (2006–2014), WRX STI (2004–2021), Forester XT (2004–2013), Legacy GT / Outback XT (2004–2013), Baja XT (2003–2006)
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Dodge/Chrysler/Jeep: 6.2L HEMI engines in models like the Hellcat, TRX, and Trackhawk (2015–2024)
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Mercedes-Benz: E55 AMG (2003) (NGK Iridium Spark Plug 7 Series LFR7AIX, NGK 2309 -Set of 4)
Note: Compatibility may vary based on the specific engine model and year. It's recommended to consult your vehicle's manual or a professional mechanic to ensure proper fitment.
📦 Quantity:
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1 Piece
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