NGK 9973 Spark Plug Wire Set

Reliable Ignition Performance for Infiniti and Nissan Vehicles

The NGK Spark Plug Wire Set 9973 is designed specifically for Infiniti M30 and Nissan Maxima models, ensuring precise fitment and optimal ignition performance. Featuring durable silicone insulation and advanced noise suppression, this spark plug wire set supports consistent engine operation and reduces electrical interference.

• Insulation Color: Blue for easy identification
• High-quality silicone insulation material for heat resistance
• Noise suppression technology to minimize electromagnetic interference
• Magnetic core with variable pitch for improved signal transmission
• Specific fitment for Infiniti M30 and Nissan Maxima
• Insulation outside diameter of 7.00 mm for durability
• Part Number Rc-ne92, Stock Number 9973

About the NGK Spark Plug Wire Set Product Line

The NGK Spark Plug Wire Set line is engineered to provide reliable ignition wire solutions tailored to specific vehicle applications. This product line emphasizes quality materials such as silicone insulation and magnetic core technology to maintain signal integrity and reduce noise. The NGK Spark Plug Wire Set 9973 exemplifies these standards with its precise fitment and robust construction, making it suitable for select Infiniti and Nissan models.

Product Details and Technical Specifications

This spark plug wire set features a silicone insulation material that offers excellent resistance to heat and environmental factors, ensuring long-lasting performance under demanding engine conditions. The blue insulation color aids in quick identification during installation or maintenance. The magnetic core with variable pitch enhances ignition signal transmission, contributing to smoother engine operation. Noise suppression is integrated to reduce electromagnetic interference that can affect vehicle electronics. The insulation outside diameter measures 7.00 mm, balancing flexibility and durability.

Common Applications and Problem Solving

• Restores proper ignition spark delivery in Infiniti M30 and Nissan Maxima
• Reduces engine misfires caused by worn or damaged ignition wires
• Minimizes radio frequency interference affecting vehicle electronics
• Improves engine starting reliability and overall performance
• Prevents insulation breakdown from heat and vibration

Installation Notes and Tips

Ensure the NGK Spark Plug Wire Set 9973 is installed according to the specific routing for Infiniti M30 or Nissan Maxima models to avoid cross-firing. Handle wires carefully to prevent damage to the silicone insulation. Verify that all connections are secure at both the spark plug and ignition coil ends. It is recommended to replace all wires in the set simultaneously to maintain balanced ignition performance.

Quality Assurance and Warranty

NGK maintains strict quality control standards for the Spark Plug Wire Set 9973, ensuring consistent manufacturing and material integrity. While specific warranty details are not provided here, NGK products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Refer to NGK documentation for exact warranty terms.