The Straightline Performance Lightweight Muffler for Ski-Doo Gen 5 850 Factory Turbo and Lynx Shredder/Rave Turbo models delivers a proven 3 horsepower gain while reducing weight by 8.6 pounds. Featuring premium polished stainless steel construction, exceptional fit and finish, and a deep refined exhaust tone, this direct bolt-on muffler is one of the most effective upgrades available for improving performance and reducing weight on the Factory Turbo platform.