Gibson 14-18 GMC Sierra 1500 Base 5.3L 3in/4in Metal Mulisha Cat-Back Single Exhaust - Stainless
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! Add 21HP to the already powerful 2014 model trucks with and a Powerful sound with Metal Mulisha.