How many miles is a LML Duramax good for?

If you want to know how long a Duramax engine will run, you should expect it to last as much as 300,000 miles before needing any major repairs. But, of course, this number can vary depending on how well the engine was maintained and driven throughout its life.

How much HP does a LML make?

The LML Duramax left the factory packing 397 hp and 765 lb-ft of torque—but the new, more powerful horsepower and torque numbers weren’t the only changes made for the 2011 model year… This version of GM’s 6.6L common-rail diesel V8 deviates from all others in terms of its injection system.

Is the Duramax LML a good engine?

The new 6.6L Duramax LML is the cleanest and most powerful Duramax engine to date. The new 6.6L Duramax LML is the cleanest and most powerful Duramax engine to date, loaded with state-of-the-art engineering.

Can you tune a stock LML Duramax?

LML Emissions Equipped Tuning: The 2011 through 2016 Duramax (or LML) is one of the best trucks GM has ever made. However, the opportunity to make it even better is just instinctual for American diesel truck owners. The most impactful improvement an LML owner can choose is aftermarket tuning.

How much HP does a 2016 Duramax have?

Duramax Horsepower & Torque by Model Year

Model Year	Horsepower	Torque
2016	397 hp @ 3,000 rpm	765 lb-ft @ 1,600 rpm
2017	445 hp @ 2,800 rpm	910 lb-ft @ 1,600 rpm
2018	445 hp @ 2,800 rpm	910 lb-ft @ 1,600 rpm
2019	445 hp @ 2,800 rpm	910 lb-ft @ 1,600 rpm

How much HP can a Duramax handle?

Factory 6.6L Duramax engines will make 300 to 397 flywheel horsepower depending on the model. Virtually any model can be bumped up to around 600 hp (about 480 rwhp) with simple computer tuning, provided that the turbocharger and fuel system are in good working order.