Heatshield Products® Lava Exhaust Wrap 50mm(2") Wide x 15mt(50ft) Roll 650⁰C Continuous Made in Usa 000⁰F) continuous radiant heat

000⁰F) continuous radiant heat

You can actually wrap the header with this wrap

but 1/2 inch minimum is recommended

Premium Super Tight Fawn Exhaust Wrap 25mm (1") Wide x 15mt(50ft) long Roll

Heatshield Products® Lava Exhaust Wrap 50mm(2") Wide x 15mt(50ft) Roll 650⁰C Continuous Made in Usa 000⁰F) continuous radiant heatHeatshield Products Lava Exhaust Wrap 50mm(2") Wide x 15mt(50ft) Roll. Lava Exhaust Wrap is the first heat shield exhaust wrap made from crushed volcanic rock fiber. When used on a header or exhaust component, this car heat wrap increases exhaust scavenging which can give a horsepower boost to your vehicle. Features: Reduces exhaust related heat up to 50%. Lowers under hood temperatures. 25% stronger than fiberglass wraps. Improves exhaust gas flow.