Magnuson - 4.0L Supercharger System (1GR-FE VVT-1 MP90) - Toyota FJ Cruiser (2007-2009)The Magnuson MP90 Supercharger system for the FJ Cruisers 1GR FE 4. 0L forcefeeds the V6 with 5 6psi of boost for a total output of 305hp and 335lb ft at the crank. This roots type blower gives the FJ instantaneous response and torque on demand across the rev band with none of the lag of a turbo. Furthermore, the bypass valve system virtually eliminates parasitic loss when cruising, preserving your MPG. Mash the go pedal, and youre greeted with a