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Duramax LML 2011-2016 Tuning

The 2011–2016 LML Duramax is a strong, reliable platform that leaves a lot of torque on the table from the factory. Calibration sharpens the throttle, improves towing grunt and smooths the Allison's shift strategy.

Browse 144 tunesAsk on WhatsApp
144 tunesup to 200 hpmodel years 2011-2016from $150

We confirm the exact file fits your truck before you pay — wrong fitment, we make it right.

What owners tune for

  • More usable towing torque
  • Smoother, firmer Allison shifts
  • Reduced turbo lag off idle
  • Cleaner part-throttle drivability

Popular Duramax LML 2011-2016 tunes

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Duramax LML 2011-2016 tuning FAQ

How much does a Duramax LML 2011-2016 tune cost?

Duramax LML 2011-2016 tunes start at $150. Price depends on the platform, the features you want and the power level — every tune shows its exact price in the catalog.

What do I need to load a Duramax LML 2011-2016 tune?

Each file lists the software it's built for — BIN (raw), EFILive, HP Tuners. You'll need that tool or interface; we confirm compatibility with your truck before you buy.

How do I get the file after I order?

Message us on WhatsApp from any tune. Once we confirm your truck, we deliver the verified calibration by hand and support the flash — no accounts or downloads on the site.

Can you build a custom Duramax tune?

Yes. If you don't see your exact setup, message us your truck, goals and tool and we'll build it.