2011-2015.5 6.6L Duramax LML 5" DP-Back DPF delete Pipe & EGR Cooler Delete Kit

Constructed from heavy-duty T-409 stainless steel to provide exceptional heat resistance, structural durability, and reliable protection against harsh environmental elements.

Features a high-flow 5-inch downpipe-back exhaust system engineered with the correct V-band clamp connection (specifically for 2011–2015.5 LML models) to maximize exhaust flow and power output.

Significantly lowers operating exhaust gas temperatures (EGTs) and reduces backpressure to promote a healthier, more efficient engine.

Completely removes the failure-prone factory EGR cooler to stop abrasive soot buildup, prevent clogged valves, and eliminate internal coolant leak risks.

Helps vent crankcase blow-by to decrease oil deposits and sludge buildup inside the engine components and intake tract.

Engineered precisely for 2011 through 2015.5 Chevrolet Silverado and GMC Sierra 2500HD/3500HD pickup trucks equipped with the 6.6L LML Duramax diesel engine (Requires V-band clamp; does not fit 2015.5–2016 3-bolt flange or Cab & Chassis models).