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Improve your towing and torque of your GM Truck with Magnuson’s Radix Supercharger Kits, designed to fit all GM 1500 full size pick-ups with the 4.8L, 5.3L gas, and 5.3L flex fuel engine. This bolt on supercharger is designed to deliver maximum performance while retaining OEM drivability and reliability, with near instantaneous boost and torque upon demand that really pins you back in your seat. Whether you are racing down the drag strip, towing a trailer, hauling a heavy load, or taking the family cross-country, our Radix supercharger kit will give you performance when you need it.
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