531106-780 Mel's Manufacturing 5" Down Pipe Back Dual Exhaust - Aluminized GMC/Chevy 6.6L Duramax 2017-2019

Mel's Manufacturing Aluminized 5" Down Pipe Back Dual Exhaust kit for your 2017-2019 GMC/Chevy Duramax 6.6L L5P 2500/3500HD turbo diesel PICKUP. This pipe kit will only fit models equipped with the OEM style 4-bolt flange off of the turbo direct pipe. Race tuning required. This kit does not come with a muffler and will fit PICKUP applications ONLY (Will NOT Cab & Chassis models). Comes with 4" cat pipe.