Fuel Line Heat Insulation Guide: How to Choose the Right Fuel Line Heat Shield Sleeve
Feb 18,2026
Fuel line heat insulation protects fuel hoses and hard lines from radiant heat, hot airflow, and abrasion—helping reduce heat soak, improve reliability, and lower the risk of thermal damage in tight engine bays. If your routing runs near exhaust, turbo, manifold, or other hot zones, a dedicated fuel line heat shield (usually a thermal protection sleeve) is one of the most effective upgrades you ca...