2011-2015 6.6L Duramax LML 4" CAT/DPF Delete Racepipe For Silverado Sierra 2500/3500HD
$ 96.18
- LML 6.6L Duramax 4-inch DPF Delete Racepipe for 2011-2015 Chevrolet/GMC Pickup Trucks This 6.6L Duramax LML 4-inch DPF and Catalyst Removal Exhaust is a racing-grade exhaust solution specifically designed for 2011-2015 Chevrolet/GMC HD trucks equipped with the 6.6L Duramax LML engine. Featuring a full 4-inch racing-grade exhaust design, durable stainless steel construction, and included clamps, it's designed to increase exhaust flow, thereby enhancing engine responsiveness. Key FeaturesIncreased Exhaust Flow This LML 4-inch DPF and Catalyst Removal Exhaust is designed to eliminate major drag in the factory exhaust path. The result is smoother exhaust flow, contributing to more consistent engine power delivery and a more responsive feel. Racing Exhaust System Designed for High-Performance Modifications This racing exhaust system for 2011-2015 Duramax vehicles is designed to meet the demands of off-road and racing applications, maximizing exhaust flow. It's a practical option for high-performance modification projects where the original DPF and catalytic converter (CAT) are no longer needed. Superior Heat Dissipation By more effectively helping hot exhaust gases escape from the engine area, this exhaust system reduces thermal stress during high-intensity use. This is especially important for trucks used for towing, high-performance driving, or heavy-duty operations. Rugged Stainless Steel Construction This racing exhaust system is constructed from T-409 stainless steel, designed to withstand the harsh exhaust environments of diesel engines. This material contributes to improved durability and corrosion resistance compared to standard factory exhaust materials. Includes All Essential Accessories The package includes 3 straight pipes and 3 clamps, providing buyers with the necessary pipe sections and clamp accessories shown in the kit. Installation and TuningInstallation Difficulty: Easy, DIY friendly (approx. 1 hour, lift recommended) Tools: Socket/open-end wrench, screwdriver, torque wrench, safety gloves Steps: Safely park the vehicle and disconnect the battery negative terminal.Remove sensors, heat shield, and hanger.Remove the original DOC/DPF assembly (V-band clamp).Install the Vigor Diesel Racepipe and tighten it with the included clamp.Check seals and hanger positions, reposition the battery, and test for leaks.Note: No cutting required; all hardware is included. Tuning A tuner (ECU programmer) must be used to: ✅ Clear fault codes (prevent engine light illumination)✅ Optimize fuel injection and disable regeneration (prevent oil dilution)✅ Maximize horsepower and torqueLML Advantages: Open ECM, many tuning options, and low cost
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