Description

Transform the performance of your 2011–2015 Chevy Silverado or GMC Sierra 2500/3500HD 6.6L Duramax LML with this 4″ DPF/EGR/DEF/CCV Delete All-in-One Kit , complete with the Mini Maxx V2 Delete Tuner . This system is engineered to deliver maximum efficiency, durability, and power for your diesel truck. Crafted from T-409 stainless steel , the 4″ downpipe-back exhaust system eliminates restrictive emissions components for improved horsepower, torque, throttle response, and fuel economy . Its free-flowing, bung-free design ensures smooth, unobstructed exhaust flow for top-tier performance. The kit also includes a CCV reroute system that vents crankcase pressure, preventing oil buildup in your intake, while coolant rerouting lowers operating temps to keep your Duramax running cooler and stronger under load. Paired with the Mini Maxx V2 Delete Tuner , you’ll enjoy customized power levels, reduced exhaust gas temperatures (EGTs), improved MPG (up to +5 mpg), and a smoke-free driving experience . 📦 Package Includes: Mini Maxx V2 Delete Tuner 4” DPF Delete Pipe Kit Air Intake Closing Plate Exhaust Block-Off Plate 3-Way Cooling Hose 4x Clamps, 8x Screws Complete Hardware Kit ✨ Key Features & Benefits: 4” Downpipe-Back Exhaust – Stainless steel for strength & flow Mini Maxx V2 Tuner – Deletes codes, optimizes ECU, boosts performance Lower EGTs – Protects engine under towing & heavy loads Cooler Operation – Faster coolant recirculation reduces temps CCV Reroute Kit – Prevents oil vapor buildup in intake system Better MPG – Many owners report up to +5 mpg improvement Improved Power & Throttle Response – Noticeable gains on every drive Optional Muffler – Available for a quieter, refined exhaust tone Whether you’re after better towing, fuel savings, or all-out performance , this Duramax LML All-in-One Delete Kit with Mini Maxx V2 is the upgrade your truck deserves.