TVS1320 Supercharger System for 2010 2019 4Runner 2010 2014 FJ Cruiser Magnuson Supercharger 2020 2024 4Runner V6 Underdog Racing Development Supercharger Kit Toyota 4Runner at Alexandra Connibere blog magnuson 2010 2019 4runner fj cruiser supercharger system KRAVE 2010 2019 Toyota FJ Cruiser w Magnuson Supercharger V6 4.0L Momentum. 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.