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Flo Pro 4" Down Pipe Back Single Exhaust with Muffler 2001-2007 LB7, LLY, LBZ


Flo Pro 801 GMC 6.6L 4 “Downpipe Back Single System is for your 2001-2007 Duramax 2500/3500 with muffler. LB7-LLY-LBZ Off Road. This race exhaust is made from aluminized steel and is a bolt on system.