TruckTok 2011-2015 6.6L GM Duramax LML 5" Downpipe Back DPF Delete Race Pipe

FITMENT 2011-2015.5 6.6L Silverado & Sierra Duramax 2500HD/3500HD LML engine with a V-Band Clamp. Does NOT Fit 2015.5-2016 models equipped with the 3-bolt flange. Please check underneath your truck! Please physically inspect underneath your truck to verify your turbo discharge style before purchasing! DESCRIPTION Product Overview The early-generation 2011-2015 Duramax LML features a highly complex triple-emissions system (DPF + DOC + SCR/DEF) that chokes your engine. With 11 to 15.5 years on the road, these trucks have hit the peak failure window. Failed DEF heaters, drifting NOx sensors, and ash-plugged filters continuously throw fault codes, tank fuel mileage to a miserable 13-14 MPG, and trigger Limp Mode. Furthermore, pushing heavy loads through steep highway grades with these restrictions traps intense backpressure, spiking towing EGTs past 1,300°F.At this vehicle age, simply patching the mid-section isn't always enough—the original factory rear tailpipe and hangers are often heavily rusted, scaled, and ready to snap. Key Features Rugged T-409 Stainless Steel Build: Manufactured from industrial-grade T-409 SS, perfectly optimized to expand and contract under intense thermal…