Ultimate Chevy 6.2 EcoTec3 Mods Guide
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Ultimate Chevy 6.2 EcoTec3 Mods Guide

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…

Ultimate Chevy 4.3 EcoTec3 Performance Mod Guide
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Ultimate Chevy 4.3 EcoTec3 Performance Mod Guide

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…

Ultimate Chevy 4.8 Vortec Performance Upgrades Guide
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Ultimate Chevy 4.8 Vortec Performance Upgrades Guide

The 4.8 Vortec produced solid power levels for its time, but would certainly be considered underpowered for todays era. Fortunately, this is an LS-based engine platform and it can handle some decent additional power with a few bolt-on upgrades and some boost. In this guide we’re going to cover how you can build a 450whp+…

GM 2.7 L3B Turbo Performance Upgrades Guide
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GM 2.7 L3B Turbo Performance Upgrades Guide

Finally, a turbocharged engine option for GM trucks. The awesome thing about turbocharged engines is you can add a lot of extra power very easily with just a few basic bolt-on modifications like tuning, intakes, and exhaust systems. In this guide we’re going to discuss how you can add up to 100whp to the 2.7…

5.3 Vortec Cold Air Intake Upgrade Guide
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5.3 Vortec Cold Air Intake Upgrade Guide

If you’re looking to add some extra horsepower and torque to your 5.3 Vortec then a cold air intake is a great bolt-on modification. An intake upgrade can add up to 15hp and torque when tuned, offering some decent power gains in addition to a number of ancillary benefits like better throttle response and improved…

Ultimate Chevy 4.8 Vortec Engine Guide
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Ultimate Chevy 4.8 Vortec Engine Guide

Now retired, GM’s 4.8 Vortec engine earned a reputation for itself as a solid and reliable power plant for nearly two decades. With no AFM, minimal problems, and a strong block capable of over 500hp the 4.8 Vortec was a great engine. We’re covering the engine in depth starting with the history, specs, and technical…

7.4 Vortec Performance Upgrades Guide
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7.4 Vortec Performance Upgrades Guide

The 7.4 Vortec put down 290 horsepower and 410 lb-ft of torque which is nothing crazy for a 454 cubic inch engine. Fortunately, GM overbuilt these engines and then underpowered them, leaving a ton of room for performance upgrades. With internals that are good for over 800hp and a block that can handle more than…

The 5 Best 4.3 Vortec Performance Upgrades
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The 5 Best 4.3 Vortec Performance Upgrades

The 4.3 Vortec has garnered a reputation for its reliability and durability. While the engines aren’t the most popular or robust for performance upgrades, there is some room for improvement and power gains with a few bolt-on modifications. With the factory internals limited to around 300whp, we’re going to discuss five upgrades that can get…