• 5â€� muffler body
• Louder than trail version
• Lighter than stock
• 2 Year warranty
• Improved throttle response
• Quick and simple installation
• Huge weight savings
• Made from 304 stainless
• Uses stock springs and hangers
• Dyno proven performance
• Flo-bench tested for back pressure

Fitment

Ski Doo Formula 583" 1997 / Ski Doo Formula Deluxe 583" 1998 / Ski Doo Formula Z 583" 1998 / Ski Doo Formula Z 583" 1999 / Ski Doo Formula Z 670" 1998 / Ski Doo Formula Z 670" 1999 / Ski Doo MX Z 583" 1998 / Ski Doo MX Z 583" 1997 / Ski Doo MX Z 583" 1996 / Ski Doo MX Z 670" 1998 / Ski Doo MX Z 670" 1997 / Ski Doo MX Z 670 H.O." 1999 / Ski Doo Summit 583" 1997 / Ski Doo Summit 583" 1998 / Ski Doo Summit 670" 1997 /