4-Stroke Exhaust Systems, Yoshimura, Big Gun, FMF, and BBR.
How does it sound to have the highest quality exhaust system on the market? With over two years of development and testing, our new BBR D-Section Exhaust System takes performance to the next level. This new exhaust system is handmade in-house at BBR using only the best materials available. These pipes feature a billet end cap carved from solid aluminum block, thin-wall stainless header and heat shield, and our exclusive D-Section design for increased tire clearance and packing volume. The BBR D-Section has already won every major mini-bike race that matters. Nothing else comes close! Thin-wall stainless steel header and mid-pipe! Lightweight 6061 aluminum muffler! Billet BBR endcap! Stainless steel heat shield! USDA Forrest Service approved spark arrester! BBR quiet core insert included! All stainless steel hardware