Heat-Resistant Material: 8-piece spark plug wire heat shield made with double-layer woven alkali-free glass fiber tubing. Effectively keeps spark plug wires and plugs cool in extreme heat conditions, significantly extending ignition wire service life
High Temperature Resistance: These spark plug boots feature a sleek design with unmatched heat resistance. Withstands continuous exposure to 1200°F–1800°F (650°C–980°C) and short-term spikes up to 2500°F (1370°C). Reduces misfires by shielding wires/plugs from engine bay and exhaust heat damage
Universal Fit & Tool-Free Installation: 6 inch length with 0.66 diameter accommodates 90°, 45°, and straight boot configurations. Quick-installation tip: Insert seamed end into boot first, then gently thread the sleeve over spark plug wire harness
Broad Vehicle Compatibility: This universal spark plug wire protector fits most angled and straight spark plug wires. Suitable for most modified and classic vehicle engines, such as SBC, BBC, 350, and 454 engines
Package Contents & Safety: 8 high-performance spark plug heat shield sleeve. Important Safety Note: Always wear protective gloves and long sleeves during installation to prevent skin irritation from fiberglass fibers. Contact our promptly for any product concerns