Spark Plug Boot Heat Protector 150mm Black 4-Pack 260C High-Temp Insulator Shield AF91-6050

Premium Spark Plug Boot Heat Protection for High-Performance Engines

Protect your ignition system from extreme heat with Aeroflow’s high-temperature spark plug boot and wire insulators. Engineered for tight headers, turbo manifolds, and high-performance applications where heat management is critical.

Key Features:

• Dual-Purpose Protection: Reduces misfires while extending spark plug wire and boot life
• High-Temperature Rated: Withstands 1100C (2000F) radiant heat and 260C (500F) direct heat
• Universal Fit: Fits most boot sizes with flexible design for angled boot applications
• Chemical Resistant: Won’t react to petroleum products, oils, or fuels
• Non-Flammable: Safe for use in high-heat engine bays
• Easy Installation: Simple slip-on design, no special tools required

Specifications:

• Length: 150mm (6″)
• Boot Diameter: 25mm (1″)
• Finish: Black heat-resistant coating
• Quantity: 4-pack
• Part Number: AF91-6050

Perfect for: Street performance builds, drag racing, circuit racing, turbo applications, and any engine with tight header clearances or extreme heat conditions.

Also available in extreme duty titanium finish (withstands 1650C/3000F radiant heat) – see related products.