Designed specifically to address the needs of tuned motors built for high-horsepower applicationsFeatures equal-length 1-3/4"-1-7/8" stepped headpipesTapered megaphone-style muffler body with 4" black billet end cap with contrasting machined flutesInclude full-coverage heat shieldsOxygen sensor ports and plugs (12 mm and 18 mm)Include removable baffle