Our spark plug wire heat shield boots are designed to provide effective thermal insulation for spark plug boots and wires, helping to prevent burn-through, cracking, and hardening caused by extreme engine heat. Made from dual-layer glass fiber material with high temperature resistance up to 1200 degrees, these heat shield sleeves enhance engine performance and extend the service life of spark plug wires and plugs, making them suitable for a wide range of car and truck applications.
Key Features
- Thermal protection insulator sleeves for spark plug wires and boots
- Helps prevent burn-through, hardening, and cracking
- Dual-layer glass fiber construction
- High temperature resistance up to 1200 degrees
- 6.1 inch (15.5 cm) length
- 1.4 inch (35 mm) inner diameter
- Compatible with 90-degree, 45-degree, and straight spark plug boots
- Metal ring end for easier installation
What’s Included
- 8 x spark plug wire heat shield boots