AFE Large Bore-HD 4" 409 Stainless Steel DPF-Back Exhaust System 11-16 GM 6.6L Duramax LML Finish Selection:6" Black Tips while giving greater ease of

while giving greater ease of accessibility to power on or off the exhaust brake

or you can upgrade to a massive 7" black powdercoated stainless steel tip

25 front end

Due to stack tolerances differing from one truck to the next

AFE Large Bore-HD 4" 409 Stainless Steel DPF-Back Exhaust System 11-16 GM 6.6L Duramax LML Finish Selection:6" Black Tips while giving greater ease ofAesthetics and function. Thats what you get with aFes Large Bore HD 4 409 Stainless Steel DPF Back Exhaust system for your GM Duramax. This system is constructed from 4" mandrel bent 409 stainless steel tubing and uses high quality band clamps and OE style bayonet hangers. This unit uses all factory mounting locations and comes with a bolt on bracket that supports the driverside tailpipe. This provides for a quick, hassle free installation with no