4″ Downpipe Back Single w/o Muff Cab and Chassis


FloPro’s newest offering allows your Cab and Chassis L5P Duramax to shed the extra weight of the factory restrictive exhaust and take full advantage of aftermarket calibrations. This kit connects to the factory downpipe and includes 4″ mandrel bent, aluminized piping to get exhaust gas out!

SKU: 887nm Category:

Additional information

Weight 40 lbs




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