Vulcan Ultimate Exhaust Header Wrap 1X50 Lava Fiber Withstands 2000F (1093.3 C); 3000F (1648.9 C)intermittent Less heat in the engine compartment, Resist chemicals 25% stronger than fiberglass wraps, Increases horsepower Excellent for wrapping headers, turbos, and turbo down pipes. Reduce radiant heat damage, All rolls 1/16" thick, Carbon fiber look