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
Specification Details
Product TypeSpark Plug Wire Heat Shield Boot
MaterialGlass fiber
ColorRed
Dimensions6.1 inch (15.5 cm) length
Weight180 g
ApplicationsCar and truck spark plug wire thermal protection
Accessories8 pcs heat shield sleeves

Do you offer international shipping?

We currently ship within the United Kingdom only and do not offer international shipping.

What warranty do you provide on your lighting products?

Warranty coverage varies by product and applies only where a warranty is expressly stated or confirmed at the time of purchase. Unless otherwise specified in the relevant product listing or warranty documentation, coverage is limited to the product's external body or casing. Please check the applicable warranty terms before purchasing.

How do I register and renew my product warranty?

If your product includes a warranty, you must contact our Customer Support team to obtain the registration instructions and complete the required process before submitting a warranty claim. For warranties extending beyond six months, you must contact us by email to request renewal of your warranty registration every six months during the applicable warranty period. Please request renewal before your current registration period expires. Registration renewal does not extend the original warranty period.

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For assistance, email sales@thelights4u.com and include your order number and a description of the issue.

How can I contact customer support?

You can contact our Customer Support team by email at sales@thelights4u.com or by telephone on +44 203 472 0587. Please include your order number when contacting us about an existing purchase so we can assist you more efficiently.

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