MBRP (S6000AL) 4" Installer Series Cat-Back Exhaust System

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2001-2005 Chevy/GMC 2500/3500 Duramax, EC/CC
4" Cat Back, Single Side, AL

* Mirror polished T304 stainless steel tip
* Rich, mellow exhaust note
* Installs with common hand tools
* Can improve fuel economy by 1-2 mpg
* Boosts torque and horsepower
* Complete Cat Back System