The Straightline Performance Ski-Doo 500SS Single Pipe is a ceramic-coated performance exhaust system engineered to deliver a proven 7-horsepower gain. Designed specifically for the 500SS platform, this pipe improves throttle response, acceleration, and overall engine efficiency while reducing under-hood temperatures. Developed through extensive testing and trusted by performance riders, it remains one of the most effective upgrades available for the Ski-Doo 500SS.