SKU: 42284718561

Magnuson Radix 5.3L Supercharger System For Sierra/Silverado (2014-2018)

Sale price$3327.75 Regular price$3697.50
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Description

Magnuson Radix 5.3L Supercharger System For Sierra/Silverado (2014-2018)Instant torque for towing and offroading, screaming top end for the streetUnleash the true potential of your GM Truck with Magnusons TVS1900 Supercharger Kit. The industry's first supercharger kit for the 2014 2018 GM Sierra Silverado 1500 L83 5. 3L V8 (Direct Injection), this bolt on supercharger is designed to deliver maximum performance while retaining factory like drivability and reliability. Generating 6 psi of boost, the Magnuson Supercharger

Instant torque for towing and offroading, screaming top-end for the street
Unleash the true potential of your GM Truck with Magnuson’s TVS1900 Supercharger Kit. The industry's first supercharger kit for the 2014-2018 GM Sierra / Silverado 1500 L83 5.3L V8 (Direct Injection), this bolt on supercharger is designed to deliver maximum performance while retaining factory-like drivability and reliability. Generating 6 psi of boost, the Magnuson Supercharger delivers power gains of approximately 105 horsepower and 105 lb-ft of torque at the rear wheels, for a total of 416 hp and 444 lb-ft at the wheels! But peak horsepower and torque numbers don’t tell the whole story. "Under the curve" power is significantly enhanced delivering near instantaneous boost and torque upon demand that really pins you back in your seat. So whether you are roaring down the drag strip, towing a trailer, hauling a heavy load, or taking the family cross-country our TVS1900 supercharger will give you the torque and horsepower when you need it.

Industry-leading Intercooler Performance
Inside of the supercharger manifold, a large liquid-to-air intercooler keeps your Intake Air Temperatures in check and provides consistent and repeatable performance. Combine that with the front-mounted heat exchanger, electric water pump, and intercooler coolant reservoir and you have a supercharger system with IATs that are typically only 20-40 degrees (Fahrenheit) over the ambient temperature.

Bypass valve for fuel economy - horsepower without compromise
Maximizing your efficiency during cruising is the job of the supercharger’s integrated bypass valve. This vacuum operated system allows air to bypass the supercharger and the rotors to “free-spin" under light engine loads. During this situation the parasitic loss of the supercharger system is essentially negated taking less than one-third of a horsepower to turn the rotors. This bypass valve also allows your supercharged vehicle to maintain stock-like drivability and fuel economy - giving you a package that delivers power without compromise.

Down to the smallest part, our bolt-on supercharger systems are engineered as a complete package.
The supercharger, supercharger intake manifold, inlet, pulley, fuel injectors, fuel rails, front & rear fuel crossovers, and intercooler come pre-assembled to make installation simple and easy while the accessory box is organized into individual sub-assemblies to help ensure that you don’t lose track of parts in the middle of your install. All of the hardware needed for a full and complete install is also included so you won’t be running to the local parts store in the middle of your installation. In addition, our full color, step-by-step Installation Manuals will walk you through the install process with exacting attention to detail.

OEM level reliability
Magnuson’s TVS1900 supercharger utilizes EATON’s latest 6th Generation TVS rotor technology found in such industry leading performance vehicles as the Corvette ZR-1, the Cadillac CTS-V, and the Mustang GT500. The TVS Superchargers feature a pair of four-lobe, high-helix rotors with 160-degrees of overall twist that are housed in Magnuson’s patented high-flow housing. This highly efficient package requires less power to drive, delivers cooler discharge temperatures, and is much quieter than many of its competitors. These superchargers are all manufactured in our TS16949 certified facility – the highest ISO OEM quality certification standard in the market.

  • TVS1900 Hybrid-roots supercharger
  • 100% complete bolt-on system that can be installed in one day
  • No hood modifications are required
  • More power in a smaller package
  • 180deg. rotation of the supercharger provides a straight airflow path for maximum power and efficiency
  • Internal Bypass Valve virtually eliminates parasitic loss to give you stock-like fuel economy when cruising or in highway driving (uses less than 1/3 of a horsepower at 60 mph)
  • Delivers a proven increase in real world "under the curve" power
  • High thermal efficiency
  • 2.4 pressure ratio capability
  • High helix four-lobe rotors with 160deg. of twist
  • Redesigned inlet and outlet ports
  • Improved air-handling characteristics
  • Acoustically designed for noise and vibration reductions
  • Utilizes all factory "push-lock" connectors
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 42284718561

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L R
Phoenix, US
★★★★★ 5
I will buy these again.
Size: 12-13, Color: Cable Knit Brown
These are great. They’re warm and comfortable.
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Reviewed in the United States on May 5, 2026
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Ripped Off
Lake Worth, US
★★★★★ 5
Great quality!
Size: 10-11, Color: Jacquard Knit Red/Black
Just the best! Comfy! Warm! Great non-slip bottoms! Husbands second pair and will order again!
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Reviewed in the United States on May 15, 2026
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Thomas Clendening
Los Angeles, US
★★★★★ 5
Best Muclucs I've every owned....GREAT PRICE!
These things are so comfortable and warm. I sleep with them on because I like to have my feet out of the covers. Not too warm...just right. Great quality and fit with a non-slip leather-like sole. I'll keep ordering these ahead of time to make sure I'll always have a fresh pair when I wear them out. I wear them EVERY NIGHT and keep them on all morning. Life-changer! The BEST EVER!!
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Reviewed in the United States on March 4, 2026
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Beth
San Leandro, US
★★★★★ 5
Comfy slippers
Size: 10-11, Color: Cable Knit Coffee
Needed these for wood floors cause socks kept wearing out.perfect slipper ..warm and durable
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Reviewed in the United States on May 9, 2026
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Robert&Robbie
Battle Creek, US
★★★★★ 4
Great for indoor use.
Size: 10-11, Color: Cable Knit Navy
I bought a pair of these for myself about a year ago and there are plusses and minuses to them. They are comfortable and warm, without getting my feet sweaty or whatever. That's exactly what I wanted. On the minus side, mine ran far too small. I am a 10.5-11 shoe size and the 10-11 is about a half inch too short... my heels are sliding off the back. I am reordering a size 12-13 to try that one. In the take note column, the soles are NOT rubberized in any way. In fact they are like foam, and will absorb water! Also they do not provide cushioning against any kind of rough surface. I think they are perfect for strictly inside the apartment use, but they are not like moccasins or something that allow outdoor use. And I am ordering a 2nd pair after a year so I do like them.
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Reviewed in the United States on November 24, 2025

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