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Flo Pro 4" Down Pipe Back Single Exhaust NO MUFFLER 2001-2007 LB7, LLY, LBZ


Flo Pro 801NM GMC 6.6L 4″ Downpipe Back Single System is for your 2001-2007 2500/3500 Duramax LB7-LLY-LBZ. This race exhaust is made from aluminized steel. It is a bolt on system and has no muffler kit. NO MUFFLER!