
GMC/CHEVROLET
Duramax L5P
Max Out Your Duramax L5P
GM’s Duramax L5P is a beast right out of the gate—packing serious torque, rock-solid towing capability, and cutting-edge tech that makes it one of the most advanced diesel engines on the road today. But stock is just the beginning.
At Black Bandit, we push the L5P further. Our performance parts are designed to unlock more horsepower, improve throttle response, and keep your rig running cooler, cleaner, and meaner. From DPF and EGR delete kits to high-flow exhausts and custom tuning options, we help you break free from factory limits and unleash your Duramax’s full potential.
No limits. No compromise.
Just pure, unfiltered diesel power.

L5P
All-In-One Kit
for Duramax L5P
Coming August 2025!
Ready to unleash the full beast under your hood? The Black Bandit All-In-One Kit for the Duramax L5P gives you everything you need to delete restrictions, boost performance, and take full control of your truck—without the hassle of hunting down separate parts.
This complete kit is loaded with power-packed components and includes exclusive Black Bandit tuning—custom-developed for the L5P to deliver next-level horsepower, torque, and throttle response. These aren’t generic tunes—they’re built by diesel freaks, for diesel freaks, and you won’t find them anywhere else.
With this kit, you get:
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Smoother, cooler engine performance
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Better fuel economy
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Loud, aggressive exhaust tone
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Cleaner under-hood airflow
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And total domination
Why settle for piecing it together when you can get the full performance package, built to work seamlessly and backed by the Black Bandit name?
One kit. All the gains.












