Design Engineering Inc DEI-901138 Black Titanium Heat Wrap 2" Wide x 100ft RollDescription for Black Titanium Heat Wrap. 2in. Wide x 100 Foot Roll. in. The Originalin. Titanium exhaust wrap, with LR Technology, is now available in BLACK Titanium! Made from pulverized lava rock and stranded into a fiber material and woven into a proprietary weave. Black Titanium wrap is engineered to be stronger than Glass fiber wraps for improved thermal performance and reliability. In addition, Black Titanium exhaust wrap is very pliable,