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featured NEW! The Ready Run Precision Plus Cab & Chassis Engine Package!

Enter the Ready Run Precision Plus Cab & Chassis Engine Package. This isn't just a replacement motor, it’s a solution designed to get your truck back on the road with...

On Oct 21, 2026 by Cecilia Herrell 0 Comments

The Top 5 Reasons for Diesel Failure

Here are the five most common reasons we see engines fail, and how a D&J Remanufactured Long Block is engineered to outlast them all.

On Oct 21, 2026 by Cecilia Herrell 0 Comments

Looking Ahead: What’s Coming to D&J Precision Machine in 2026

If you follow the world of diesel performance, you know we are always evolving. Based in Ohio, we’ve built a reputation for pushing the limits of Cummins engines, and in...

On Oct 21, 2026 by Cecilia Herrell 0 Comments

Over 3,200 Horsepower: Why The Executioner is the Ultimate Diesel Racing Engine

The Executioner was born out of a collaboration between D&J Precision Machine and the experts at Firepunk Diesel. The goal was simple, but ambitious: create a diesel engine capable of...

On Oct 21, 2026 by Cecilia Herrell 0 Comments

Beyond the Block: What Makes D&J Precision Machine Unique

In the world of diesel performance, we aim to be the best & provide top tier components for your diesel. When you’re pushing 100+ lbs of boost or demanding 2,500+...

On Oct 21, 2026 by Cecilia Herrell 0 Comments

Built Right: All about the NEW D&J Essential Reman Long Block for the 6.6L Duramax

Built Right: The D&J Essential Reman Long Block for 6.6L LML Duramax The 6.6L LML Duramax is capable of serious towing and reliability. When it comes time to replace your...

On Oct 14, 2026 by Cecilia Herrell 0 Comments

Fixing the Factory Duramax Flaws: Known LML Trouble Spots

Fixing Factory Flaws: Known LML Duramax Trouble Spots When General Motors introduced the 6.6L LML Duramax for the 2011–2016 models, it had impressive horsepower and increased torque over its predecessor....

On Oct 08, 2026 by Cecilia Herrell 0 Comments

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NEW! The Ready Run Precision Plus Cab & Chassis Engine Package!

The Top 5 Reasons for Diesel Failure

Looking Ahead: What’s Coming to D&J Precision Machine in 2026

Over 3,200 Horsepower: Why The Executioner is the Ultimate Diesel Racing Engine

Beyond the Block: What Makes D&J Precision Machine Unique

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featured NEW! The Ready Run Precision Plus Cab & Chassis Engine Package!

The Top 5 Reasons for Diesel Failure

Looking Ahead: What’s Coming to D&J Precision Machine in 2026

Over 3,200 Horsepower: Why The Executioner is the Ultimate Diesel Racing Engine

Beyond the Block: What Makes D&J Precision Machine Unique

Built Right: All about the NEW D&J Essential Reman Long Block for the 6.6L Duramax

Fixing the Factory Duramax Flaws: Known LML Trouble Spots

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Stage 1 Performance Head | 2007-2018 Dodge Ram 6.7 Cummins

HP Reman Cylinder Head | 2007.5-2018 Dodge Ram 6.7 Cummins

Stage 1 Performance Head | 2003-2007 Dodge Ram 5.9 Cummins

Popular Products

Stage 1 Performance Head | 2007-2018 Dodge Ram 6.7 Cummins

HP Reman Cylinder Head | 2007.5-2018 Dodge Ram 6.7 Cummins

Stage 1 Performance Head | 2003-2007 Dodge Ram 5.9 Cummins

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RECENT ARTICLES

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