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Say Bye to Old School Oil: Upgrade Your 2023 GMC* Sierra* 3500 to Synthetic Today!

Picture this: you’re cruising down the highway in your shiny new 2023 GMC* Sierra* 3500, the embodiment of power at your fingertips. But, is there something you could do to enhance its performance, longevity, and even do Mother Earth a solid? Absolutely. It’s time to ditch the old school oil and upgrade to synthetic, and here’s why.

AMSOIL 5W-30 Signature Series.
AMSOIL Signature Series 5W-30 Synthetic Motor Oil

Technical Overview of 2023 GMC* Sierra* 3500

This beast of a truck boasts a 6.6-liter V8 gasoline engine, pumping out an impressive 401 horsepower at 5,200 rpm and 464 lb-ft of torque at 4,000 rpm. It’s not just about brute force, though. The engine intricacies, oil requirements, and transmission features underscore why a synthetic oil upgrade makes all the difference.

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Engine Specifications

Under the hood, the Sierra* 3500’s engine is a marvel of modern engineering, featuring 16 valves and an overhead valves (OHV) system with variable valve timing for optimum performance. Direct fuel injection is standard, maximizing fuel efficiency and power output.

Oil Requirements

For this powerhouse, the magic elixir is AMSOIL Signature Series 5W-30 Synthetic Motor Oil, requiring 8 quarts, including the oil filter to keep things running smoothly. This isn’t just any oil; it’s the lifeblood of your engine.

Fuel Efficiency and Additives

PI Performance Improver.
AMSOIL P.i.® Performance Improver Gasoline Additive

To help your Sierra* 3500 maintain its vigor, a high-quality fuel additive like AMSOIL P.i.® Performance Improver Gasoline Additive is advised. This helps eliminate carbon buildup and manages pre-ignition knock, keeping your engine running like a dream.

Transmission and Drive System

With a 6-speed shiftable automatic transmission and four-wheel drive system boasting on-demand 4WD, electronic hi-lo gear selection, automatic locking hubs, and a rear locking differential, your GMC* is ready to tackle any terrain.

Benefits of Synthetic Oil Upgrade

Switching to synthetic oil isn’t just a change; it’s an upgrade. Here’s how it outshines conventional oil.

Wear Protection and Engine Longevity

Synthetic oil creates a robust protective layer, significantly reducing wear and tear on engine components, thereby extending the life of your 2023 GMC* Sierra* 3500’s engine. It’s like giving your engine an invincible shield.

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Cleanliness and Fuel Efficiency

Not only does AMSOIL keep your engine clean by preventing nasty deposits, but it also enhances fuel efficiency thanks to its consistent molecular structure. It’s like having a mini cleanup crew inside your engine, ensuring everything runs at peak efficiency.

Environmental Impact

Using synthetic oil can lead to extended drain intervals, meaning less oil used and fewer emissions. It’s a straightforward step you can take toward being more environmentally responsible without sacrificing performance.


Upgrading your 2023 GMC* Sierra* 3500 to AMSOIL synthetic oil isn’t just an investment in your vehicle’s performance and longevity; it’s a commitment to environmental responsibility. The technical benefits are clear: better wear protection, engine cleanliness, fuel efficiency, and a smaller carbon footprint. So, are you ready to make the switch and give your Sierra* 3500 the care it deserves while doing your bit for the planet?

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*All trademarked names and images are the property of their respective owners and may be registered marks in some countries. No affiliation or endorsement claim, express or implied, is made by their use.

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