The ultimate slipon exhaust: Xtreme position. Race-developed, world-renowned pipe is built with the highest quality materials and craftsmanship and will greatly enhance your bike’s performance, looks and sound. The xtreme Moto GP Series exhaust is available in two configurations : Moto GP Series Xtreme Twin Can* inShorty Lenght as a Race system and as a Tüv approved / ECE approved Road legal system.Both are extremly light weight and radical new designed.The total weight is under 1.9 kg. The whole exhaust is made out of lightweight stainless steel .