Ensure the safety of critical lines and wiring with the Mishimoto Heat Shielding Sleeve. Our sleeves are constructed from a robust combination of aluminum and fiberglass for optimal protection against up to 1100°F of continuous and 500°F of direct heat. Our sleeves also feature hook and loop fasteners for a simplified installation without the need to disconnect vital fuel lines or wiring harness connections. The Mishimoto Heat shielding sleeves are available in silver and gold with a ½” to 1” width option to suit the needs of your vehicle. As with all of our products, the Mishimoto Heat Shielding Sleeve is covered under the Mishimoto Lifetime .