2018 Toyota 4Runner TRD Off Road Magnuson TVS1320 Supercharger TVS1320 Supercharger System for 2010 2019 4Runner 2010 2014 FJ Cruiser Toyota FJ Cruiser 2010 2014 1GR FE (4.0L V6) Magnuson Supercharger Magnuson Superchargers Toyota 4Runner Magunson Supercharger System for Toyota 4Runner Now 50 State Legal Now Available: Magnuson Supercharger Kit for 4Runner and FJ Cruiser. 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.