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: Fine-Wire Iridium Center Electrode : Provides a consistently stable spark and long service life. Tapered Cut Ground Electrode : Enhances flame propagation, ensuring efficient combustion. Trivalent Metal Plating : Offers superior anti-corrosion and anti-seizing properties. Corrugated Ribs : Prevent flashover, ensuring stable ignition performance. Alumina Silicate Ceramic Insulator : Delivers exceptional strength and thermal conductivity. Resistor : Equipped with a 5kΩ resistor to suppress electromagnetic interference. 📐 Specifications: Part Number : LFR7AIX Stock Number : 2309 Thread Diameter : 14 mm Thread Pitch : 1.25 mm Thread Reach : 26.5 mm (1.04 inches) Hex Size : 16 mm (5/8 inch) Seat Type : Flat Terminal Type : Solid Spark Gap : 0.031 inches (0.8 mm) Heat Range : 7 (One step colder than standard) 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: Subaru : WRX (2006–2014), WRX STI (2004–2021), Forester XT (2004–2013), Legacy GT / Outback XT (2004–2013), Baja XT (2003–2006) Dodge/Chrysler/Jeep : 6.2L HEMI engines in models like the Hellcat, TRX, and Trackhawk (2015–2024) 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: 1 Piece
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