An upgraded intercooler is the best reliability upgrade or supporting mod for the Duramax LB7. While it won’t provide big power gains like the other bolt-on mods, it will help keep EGTs and engine temps lower while also providing more consistent performance. Whether you are stock or heavily modified an intercooler will provide great performance... The post Duramax LB7 Intercooler Upgrade Guide appeared first on Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
The LML engine got a major overhaul in 2011, compared to the previous LMM Duramax engine. It featured nearly 60% freshly designed parts, only leveraging a portion of the previous engine design. Up to this point, all of the previous Duramax’s had some internal weaknesses and common problems with bending rods and cracking pistons. The... The post Duramax LML vs. LMM Engine Differences appeared first on Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
The exhaust system on the Duramax LB7 is one of the most restrictive parts with respect to performance. If you are looking to increase power, especially if you are tuned, an exhaust is one of the best LB7 upgrades. With power gains ranging from 20-30+whp and 40-60+wtq an upgraded exhaust will provide big power gains,... The post 6.6L Duramax LB7 Exhaust Upgrade Guide appeared first on Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
If you’re looking to add a bit of extra power to your Duramax LB7, a tuner or programmer is hands-down the best bet. Tuning will unlock the biggest horsepower gains for a relatively inexpensive price, making it the best bang-for-your-buck LB7 modification. In addition to adding upwards of 100whp and 150+wtq tuning will provide better... The post Duramax LB7 Tuning Guide appeared first on Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
The 6.2 EcoTec3 is the biggest and most powerful engine offered in half-ton trucks. While it’s got a good amount of power, what’s not fun about adding some more? With just a few basic bolt-on modifications you can get the 6.2 EcoTec3 up to around 500whp, at which points aggressive cams or forced induction will... The post Ultimate Chevy 6.2 EcoTec3 Mods Guide appeared first on Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
Wish you bought a 6.2 EcoTec3 instead? Just kidding, the 5.3 is an awesome platform that can be even better with the addition of some performance upgrades. Some tuning and E85 fueling can get the 5.3 EcoTec3 close to the power of a stock 6.2. Toss a few other bolt-ons in there and next thing... The post The 5 Best 5.3 EcoTec3 Performance Upgrades appeared first on Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
The 4.3 EcoTec3 is the smallest engine of the EcoTec engine family, and also the only V6 available. It’s smaller size of course results in a good bit less power and towing capacity than you get out of the V8’s in the family. While the 4.3 EcoTec3 is built the be heavily modified, there are... The post Ultimate Chevy 4.3 EcoTec3 Performance Mod Guide appeared first on Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
Ultimate guide to building a 450whp+ 4.8 Vortec with some bolt-on modifications and forced induction, including intakes, headers, tuning, etc| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
How reliable is GM's 5.3 EcoTec3 engine? Common engine problems of the 5.3L V8 include carbon buildup, fuel injectors, fuel pumps, and more.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
Is the 3.0L Duramax better than the 5.3L EcoTec3? Check out our comparison of performance, towing, reliability, and fuel economy.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
Learn all about the LM2 and LZ0 3.0 Duramax diesel engine from GM. Covering engine design, specs, problems, reliability, and performance mods.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado
What are the best 3.0 Duramax Performance Upgrades? Learn about the best modifications and tuning options for the 3.0 LM2 diesel engine.| Chevrolet and GMC Truck Information: Silervado, Sierra, and Colorado