2015.5-2016 GM Duramax 2500/3500 5" Down Pipe Back with Muffler (C6049P) cmd Flash using your EFI Live

Flash using your EFI Live Flash Scan or AutoCal device

Our 5" exhaust system

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2015.5-2016 GM Duramax 2500/3500 5" Down Pipe Back with Muffler (C6049P) cmd Flash using your EFI LiveIncrease your 2015. 5 2016 Chevy GMC 2500 3500 6. 6L Duramax's fuel efficiency, reduce maintenance expenses, extend engine longevity, and enhance performance with the C6049P 5" down pipe back exhaust kit from P1 Race Products. Made from cost effective aluminized steel, this exhaust kit provides exceptional value for your investment. Look to make a statement with this muffler kit offering maximum flow and performance. Features Made in Canada Direct