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Description
Calibrated Power Stealth Mach 1 (64mm) VVT Bolt-In Turbo 11-16 GM 6.6L Duramax LMLReady to take your LML Duramax to the next level? The Stealth Mach 1 (64) Turbo is the ultimate bolt in upgrade for serious performance, fast spool up, and max towing capability. Whether youre looking for more horsepower, better throttle response, or just lower EGTs, this turbo delivers in every category, all without the hassle of a core charge. Designed to support up to 650 RWHP with supporting mods (or 600 RWHP with emissions intact and tuning),
Ready to take your LML Duramax to the next level? The Stealth Mach 1 (64) Turbo is the ultimate bolt-in upgrade for serious performance, fast spool-up, and max towing capability.
Whether you’re looking for more horsepower, better throttle response, or just lower EGTs, this turbo delivers in every category, all without the hassle of a core charge. Designed to support up to 650 RWHP with supporting mods (or 600 RWHP with emissions intact and tuning), this turbo is built for the real world, daily driving, towing, and everything in between. With an 11-blade extended tip billet compressor wheel and a custom oversized 9-blade turbine, the Stealth Mach 1 64 offers better flow, lower EGTs, and an aggressive turbo whistle that makes your truck sound as good as it performs. This isn't just another turbo swap, it's a game changing upgrade designed for use with tuning to optimize power, airflow, and efficiency. The 64mm Air Grabber Compressor Wheel maximizes airflow, while the Beast Wheel Turbine Wheel is 8% larger than stock for better exhaust flow and zero surge, even under heavy loads. With machine ported up-pipe inlets and a ported downpipe opening, this turbo moves air like no stock turbo can. It utilizes heavy duty journal bearings, a 360° thrust bearing, aerospace grade materials, and all brand new parts, to ensure long term reliability. You can install it and hit the road with confidence.
If you daily drive your truck, tow heavy loads, or just want more power with excellent street manners, this turbo is built for you. No piping kits, no complicated installs, just a direct bolt in replacement for your factory turbo on 2011-2016 Duramax LML trucks. With no core charge, this turbo upgrade is the perfect balance of power, reliability, and designed for real world performance.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 29 reviews
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Product Reviews
★★★★★ 5
Great value and easy to install!
Color: Black, Color: Black
I only needed 3 of the 4 shelves so I have one as a backup! Very easy to install as well. The shelves feel sturdy and I’ve never had any issues!
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Reviewed in the United States on March 15, 2026
★★★★★ 4
quality matches cost + instructions unnecessarily tedious
Color: Brown, Color: Brown
The material is real wood but don't assume that means quality - it's still very cheap feeling, and very lightweight. But once installed they are quite stable, and they look great from afar. I got a darker colored one and the stain does come off very easily. One of the shelves had a huge manufacturer sticker on it and it took off the stain when I removed it, and a bit of the stain also came off when I wiped the shelves down with a wet cloth. It'll be dry dusting from now on, I suppose.
Also, they did not fit snugly into the corner - when one side is pushed flush to the wall, it forces the other side to pull away from the wall a little bit. It wasn't a drastic space, maybe like 1/8th of an inch, but it is still something to note. I am fine with the cheap quality as they are, after all, pretty cheap, so I'd say they are worth exactly as much as they cost. Personally I am happy with the purchase - just thought I'd warn.
Secondly - if you want to follow the instructions exactly, you will need two people unless you have inhuman agility. But I also think the instructions were a bit asinine and tedious. They want you to line up the LOOSE shelf and brackets with a leveler to mark where the brackets go on the wall, then put in the wall screws, hang the brackets on them, balance the shelf on the brackets to mark on the SHELF where the brackets will be attached, take the brackets off the wall to screw them into the shelf, then put the combined shelf-bracket unit once again on the wall screws and finally screw those in tight.
In hindsight, you can just mark where the brackets should go on the SHELF (not wall), screw the brackets into the shelves, THEN level the shelf on the wall and screw the whole unit into the wall together. We were really baffled why the instructions didn't have us do that instead of spending extra time (and frustration) trying to juggle all the loose pieces and tools. But I'm not engineer-minded, nor have I ever installed corner shelves before, so maybe there would be some kind of issue with doing it that way that I can't predict.
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Reviewed in the United States on June 10, 2024
★★★★★ 5
Good shelving decor
Color: Black
Easy to install and perfect for a corner display of Disney decor. They are lightweight, so we didn't put anything heavy on them, but the brackets seem sturdy enough that we could probably put something moderately weighty on them.
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Reviewed in the United States on November 25, 2025
★★★★★ 5
GREAT BUY
Color: Natural Wood
LOVE these shelves! Got them for each side of the bed to put books. Really elevates the room, and is cuter than just a simple straight book shelf.
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Reviewed in the United States on February 9, 2026
★★★★★ 3
Not made well
Color: Natural Wood
Not made well. Wood had some warping. Only 2 screws per bracket. Not very sturdy.
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Reviewed in the United States on September 19, 2025
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