4 Inch Exhaust DPF Delete | GM Duramax Diesel LML | 2011-2015
Unleash your vehicle with our 4 Inch DPF Delete for 2011, 2012, 2013, 2014, 2015 Chevy/GMC Duramax Diesel LML Exhaust System. Elevate your Silverado and Sierra pickups to the next level!
2011-2015 LML Duramax 6.6L Exhaust System
Key Components:
• 4" Diameter LML Duramax 4 Inch Downpipe: lets your truck breathe freely, unlocking its full potential
• High-flow exhaust pipes: ensure smooth gas movement, optimizing power output.
• Clamps and hangers: provide a secure installation, guaranteeing stability and durability.
• Optional muffler: Adjust the voice of your truck from a slight growl to an aggressive roar. Be different; customize your note.
Features:
• Performance Boost: Experience a significant boost with our system. It delivers increased horsepower and torque, along with improved turbo response.
• Material Options: Premium aluminized or T-409 stainless steel options for added strength and corrosion protection.
• Fuel Efficiency: The fuel economy drastically improves, and the MPG may rise to 18-19 from 13-14 with reduced back pressure.
• Installation: Installation is a straightforward 1-hour process using basic hand tools, with all necessary hardware included, though cutting may be required for shorter wheelbases.
• Key Advantages: Substantial power increase, enhanced towing capacity, and an improved note. You'll also benefit from better fuel economy and reduced EGT.
Fitment:
This 2011-2015 Turbo Back Exhaust 6.6 Duramax LML system fits:
• 2011, 2012, 2013, 2014, 2015 model years
• GMC Sierra, Chevrolet Silverado series 2500, 3500 pickup trucks
Note: for short and long bed crew cab. Not for 3500/4500/5500 Cab & Chassis trucks.
Off-road use only
Performance Expectations:
Noticeable power gains across the RPM range, quicker acceleration and throttle response, and reduced turbo lag for better drivability.
2015 Split Year Note: Be sure to verify the clamp style your truck is equipped with visually. The 2011-2015 downpipe uses a v-band style clamp. 3-bolt flange joints are standard for 2015.5-2016 downpipe installations. This LML Downpipe Back Exhaust system is a game-changer for diesel enthusiasts. The 4-inch pipe diameter optimizes flow, reducing backpressure and unlocking your truck's true potential. Remember to use a tuner after DPF and CAT removal to prevent engine lights.