This is for all the lovers of Range Rover->ke46 and Jaguar->ke39 vehicles: Arden->ke1893, one of the best tuners specialized in these marques, revealed today its new supercharger kit. The new kit uses the "Twin Screw Compressor" with a 98 percent efficiency, is a ready-to-install system and it can be used for the Jaguar and Range Rover V8 engines. With the new kit installed, the engines receive an extra 80 hp, making a total of 550 hp and 140 Nm of torque. For those folks who want to tune their cars, Arden revealed the list of the vehicles who can use the kit: Range Rover Sport and Range Rover LM, both with the 4.2 Supercharger engine, and for the Jaguar models XJR, XKR, S-Type R and XF SV8.