Gibson 11-19 GMC Sierra 2500 HD Denali 6.6L 4in Metal Mulisha Cat-Back Single Exhaust - Stainless 60-0021

Gibson Catback 60-0021 When its time to GET CRAZY, and do something thats never been done before, the action and motorsports world looks toward Brian Deegan. When vehicle owners want great SOUND, more POWER, better FUEL MILEAGE, and QUALITY Craftsmanship, the world looks toward Gibson Performance Exhaust. Today, the Gibson family and Brian Deegan, bring you the SICKEST Exhaust Systems on the planet, Metal Mulisha EXHAUST! Backed by a Lifetime Limited Warranty. Metal Mulisha Cat-Back Single Exhaust System; Stainless Gibson 11-19 GMC Sierra 2500 HD Denali 6.6L 4in Metal Mulisha Cat-Back Single Exhaust - Stainless