Exhaust Wrap from DEI - Increase exhaust gas velocity for improved power by wrapping exhaust headers and connector pipes. This fiberglass composite material endures exhaust temperatures while keeping the heat in the pipe. Reduces underhood temperatures. This 1in. wide by 50' long roll works great for wrapping tight radius bends. Use the (70305) Stainless Steel Locking Ties to hold wrap in place. Made in the USA.