Denso 671-4248 Spark Plug Wire Set

Reliable Spark Plug Wire Set for Hyundai and Kia Vehicles

The Denso 7mm Spark Plug Wire Set (Part Number 671-4248) is designed to deliver consistent ignition performance for select Hyundai and Kia models. Engineered with durable materials and precise terminal configurations, this set ensures optimal electrical conductivity and fitment.

• Silicone PBT silicone spark plug boot material for heat resistance and durability
• 7.00 mm insulation outside diameter for effective electrical insulation
• Distributor coil end terminal type: Male for secure connection
• Straight spark plug end boots with 180-degree female terminals (quantity: 2)
• Compatible with Hyundai Magentis, Sonata, Santa Fe and Kia Optima models

Detailed Features and Specifications

This Denso spark plug wire set features a 7mm insulation diameter that balances flexibility with protection against electrical interference. The spark plug boots are made from silicone PBT silicone, providing resistance to heat and wear, which is critical for maintaining ignition system integrity. The distributor coil end terminals are male type, designed to fit securely on the coil, while the spark plug end boots are female with a 180-degree angle, allowing for proper alignment and ease of installation. Two straight spark plug end boots are included, matching the specific requirements of the compatible Hyundai and Kia models.

About the Denso 7mm Brand Line

The 7mm brand line from Denso focuses on ignition wire sets with a 7.00 mm insulation diameter, offering a balance of durability and performance for various vehicle applications. This line is engineered to meet OEM specifications, ensuring reliable ignition and electrical conductivity. The 7mm wires are suitable for vehicles requiring precise fitment and robust insulation, such as the Hyundai Magentis, Sonata, Santa Fe, and Kia Optima models covered by part number 671-4248.

Common Applications and Problem Solving

• Restores proper ignition spark delivery in Hyundai and Kia vehicles
• Replaces worn or damaged spark plug wires causing misfires or rough idling
• Eliminates electrical interference affecting engine performance
• Prevents voltage leaks that reduce fuel efficiency and power
• Addresses fitment issues with OEM-style terminals and boot angles

Installation Notes and Tips

When installing the Denso 671-4248 spark plug wire set, ensure the male distributor coil terminals are firmly seated to avoid loose connections. The 180-degree female spark plug boots should align properly with the spark plugs for a secure fit. It is recommended to replace wires one at a time to maintain correct firing order and prevent cross-connection. Inspect boots and terminals for damage before installation and apply dielectric grease if desired to improve connection and ease future removal.

Quality Assurance and Warranty

Denso manufactures this spark plug wire set to meet or exceed OEM standards, ensuring reliable performance and durability. While specific warranty details are not provided here, Denso products typically come with manufacturer-backed quality assurance. Using the Denso 7mm Spark Plug Wire Set (671-4248) helps maintain ignition system integrity for compatible Hyundai and Kia vehicles.