04.5-10 6.6L Duramax Garrett PowerMax Stage 1 AVNT GT3794VA Turbo

Product Description: Garrett 773540-5001S PowerMax GT3794VA Stage 1 Turbocharger

Unleash the Power of Your Diesel with the Garrett PowerMax GT3794VA Stage 1 Turbocharger
When it comes to performance and reliability, the Garrett 773540-5001S PowerMax GT3794VA Stage 1 Turbocharger stands tall as a top-tier upgrade for your diesel engine. Engineered to deliver a significant boost in power and towing capabilities, this turbocharger is perfect for the blue-collar worker who demands excellence from their vehicle. Whether you’re hauling heavy loads, towing your boat to the lake, or just want to experience the thrill of enhanced performance, the PowerMax GT3794VA Stage 1 Turbocharger has you covered.

Performance Gains
The Garrett PowerMax GT3794VA is designed to provide a substantial improvement in horsepower and torque, ensuring that your truck performs at its best, even under the most demanding conditions. Here’s what you can expect:

Horsepower Increase: Gain up to 20% more horsepower compared to the stock turbocharger. This means more power at your disposal for acceleration, overtaking, and maintaining speed on steep inclines.

Torque Enhancement: Enjoy up to 15% more torque, which translates to improved pulling power. This is especially beneficial for towing heavy trailers or loads, giving you the confidence to tackle any job.

Improved Throttle Response: Experience quicker and more responsive throttle action, allowing for smoother and more efficient driving, whether you’re on the highway or navigating through tough terrain.

Towing Capabilities
The Garrett PowerMax GT3794VA is not just about raw power; it’s about enhancing your truck’s overall towing performance. With this turbocharger, you can expect:

Increased Towing Capacity: The added torque and horsepower enable your truck to handle heavier loads with ease, making it ideal for towing trailers, boats, or heavy equipment.

Enhanced Durability: Built with robust materials and advanced engineering, this turbocharger is designed to withstand the rigors of heavy-duty towing, ensuring long-lasting performance and reliability.

Improved Fuel Efficiency: Despite the power gains, the GT3794VA is optimized to maintain or even improve fuel efficiency under load, helping you save on fuel costs during long hauls.

Product Recommendations
To maximize the benefits of the Garrett PowerMax GT3794VA Stage 1 Turbocharger, consider pairing it with the following upgrades:

Upgraded Intercooler: An upgraded intercooler will help keep your intake air temperatures low, improving overall performance and preventing heat-related issues.

High-Flow Exhaust System: A high-flow exhaust system will reduce backpressure and allow your engine to breathe more freely, further enhancing horsepower and torque.

Cold Air Intake: A high-quality cold air intake will increase the amount of cool air entering your engine, boosting combustion efficiency and power output.

Performance Tuning: Custom tuning can optimize your engine’s performance parameters to fully utilize the capabilities of the new turbocharger, ensuring you get the most out of your investment.


The Garrett 773540-5001S PowerMax GT3794VA Stage 1 Turbocharger is the perfect upgrade for those who demand more from their diesel engines. With significant gains in horsepower, torque, and towing capacity, this turbocharger is built to handle the toughest jobs and provide reliable performance day in and day out. Pair it with recommended upgrades to unlock its full potential and take your truck’s performance to the next level. Whether you’re on the job site, on the road, or off the beaten path, the Garrett PowerMax GT3794VA will ensure your vehicle is up to the task.

• Retains Factory Electronics 
• “Drop-In Replacement”
• Supports Up To 500HP