The Duramax has a long history. We recommend avoiding any GM vehicle equipped with the 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010 Duramax engines. In short, the newer model years show improved performance.
Why are LBZ the best Duramax?
The LBZ employed a thicker engine block casting, meatier connecting rods, and a higher pressure common-rail fuel system. This gave it more power and reliability versus any other Duramax to that point.
What year Duramax has head gasket problems?
These are both relatively common problems you might expect to deal with on the 2001-2004 LB7 Duramax, but you can rest a bit easier knowing the aftermarket has had a decade to develop and perfect the parts you need to correct it.
What year Duramax has the most horsepower?
L5P. The L5P duramax is the latest version of the Duramax V8 diesel engine. (engine code Y) Introduced in the 2017 model year it is the most powerful diesel pickup truck engine GM has produced with 445 hp (332 kW) at 2,800 rpm and 910 lb⋅ft (1,234 N⋅m) at 1,600 rpm.
What years of Duramax to stay away from? – Related Questions
Is Powerstroke better than Duramax?
Both the Ram’s Cummins (seen above) and Ford’s Power Stroke can pull over that amount, but the Duramax lags with a total towing capacity of 23,300. The Power Stroke wins here again with a total towing amount of 34,000 pounds versus Ram’s 31,210 pounds.
How many miles per gallon does a 6.6 Duramax diesel get?
This Duramax 6.6-liter V-8 gets 17 to 19 mpg on the highway.
What is the most powerful Duramax?
On May 9, 2007, DMAX announced the production of its 1,000,000th Duramax V-8 engine, the most powerful engine on the market in the segment.
How much HP can a 6.6 Duramax have?
6.6L L5P Features
This next-generation redesign offers more horsepower and torque than ever — an SAE-certified 445 horsepower (332 kW) and net 910 lb. -ft. (1,234 Nm) — to enable easier, more confident hauling and trailering.
How much HP can a 6.6 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.
What is the fastest Duramax?
THE WORLD’S QUICKEST DURAMAX DIESEL TRUCK! 7.28/175MPH! ’69 C10 CHEVY! THE MISTRESS!
What generation Duramax is best?
LBZ: 2006 – 2007
It has the best potential for performance and horsepower additions through various Duramax parts mods and tuning. Built stronger and more durable than previous engines, the LBZ is reliable and powerful. The only weakness is that the pistons are known to crack if you get over 600 horsepower output.
What’s the most powerful diesel truck?
The latest addition to Ram’s extensive line of high-quality vehicles is the new 2021 Ram 3500 Heavy Duty. This vehicle delivers the highest torque rating you’ll ever find in a diesel pickup truck. With a torque of up 1,750 lb. -ft., Ram is the first brand to achieve this torque milestone in the automotive world.
What Duramax has the best mpg?
#1 – Chevrolet Silverado 2500HD
| Year |
Average Miles Per Gallon |
| 2014 |
14.3 MPG |
| 2016 |
14.3 MPG |
| 2018 |
13.8 MPG |
| 2020 |
13.1 MPG |
What problems does the 6.6 Duramax have?
Some things to watch out for include problem starting, excessive smoke, lower gear selection, poor fuel economy, a loss of engine power, lower RPMs, and excessive noise. While several possible fuel system problems exist, the 6.6L Duramax consistently has two.
What Chevy truck gets 33 mpg?
DETROIT — The 2020 Chevrolet Silverado 1500 with the available, all-new 3.0L Duramax turbo-diesel engine delivers an EPA-estimated 33 mpg highway and 23 city in rear-wheel-drive models. EPA-estimated fuel economy for four-wheel drive models is 29 mpg highway/23 city.