5th Generation 4Runner Magnuson Supercharger Magnuson Toyota 10 19 4Runner 10 14 FJ Cruiser 4.0L V6 Supercharger System 2010 2019 Toyota FJ Cruiser w Magnuson Supercharger V6 4.0L Momentum 2010 2019 Toyota FJ Cruiser w Magnuson Supercharger V6 4.0L Momentum 2018 Toyota 4Runner TRD Off Road Magnuson TVS1320 Supercharger. Magnuson is proud to announce the 2010 2019 4Runner and 2010 2014 FJ Cruiser Supercharger System is available. At around 6 PSI the kit gives customers 30% increase over stock on horsepower, and a 28% increase in torque. The supercharger system is a positive displacement, roots style kit, utilizing Eaton's lightweight TVS rotors. Cast and assembled as a single, OEM style manifold and rotating group housing, the unit is quiet, compact, attractive, easy to install, and requires little to no extra maintenance.