ITEM NAME:Black Fiberglass Exhaust Header Wrap Pipe Wrap Tape Turbo Heat Insulation C H9L9 Black Fiberglass Exhaust Header Wrap Pipe Wrap Tape Turbo Heat Insulation C H9L9 100 % Brand New. Top quality exhaust heat wrap Easy to install. Exhaust Heat Wrap Is An Innovative Way To Create More horsepower And Reduce. Under-Bonnet Temperatures By Up To 70%... Rated to constant 1022 degree Fahrenheit. working principle: One Thing That Is Commonly Overlooked By Most Racers Is The Matter Of Heat Retention In The Exhaust System. As Soon As The Combusted Gases Leave The Chamber They Start To Cool, As They Cool They Lose Velocity And The Scavenging Effect Is Reduced. If The Temperature Of The Gases Is Kept As High As Possible The Effect Will Be More Velocity, Greater Pressure Drop In The System And Higher Efficiency Thus Improving Gas Flow And An Increase In Horsepower. Our heat wrap also helps reduce under-bonnet temperatures by almost half as well as improving power and protecting other engine components. NOTE : All Wraps Are For Competition Use Only And Should Be Installed By A Professional To Meet Temperature Requirements. Width - 2 inch Thickness - 1.5mm Length - 15meters colour:black Material:Fiber + metal Package Contents: 1 * Roll Of Exhaust Heat Wrap 15 * 30cm metal clip.Top quality exhaust heat wrap. 1 Roll Of Exhaust Heat Wrap. One Thing That Is Commonly Overlooked By Most Racers Is The Matter Of Heat Retention In The Exhaust System. Gas Flow And An Increase In Horsepower.