Just like them selling "power" pullies to the E60 guys.
LOL....Yes, pulleys can be classified as "snake oil".
But all
this just to stay "almost" even with a stock M5. That's comical!
-Vortech Gear-Driven Supercharger Compressor (5.5 psi boost)
-Large Air to Air Intercooler with High Flow Cast Aluminum Tanks
-Automatic Intercooler Auxilliary Fan
-CNC Aluminum and Steel Mounting Brackets
-High Flow Cold Air Intake
-High Capacity Fuel Pressure Regulator
-High Capacity Fuel Injectors
-Maintains Large Factory Intake Plenum and Trumpets
-Automatic Belt Tensioner
-High Capacity Aluminum Radiator (35% increase)
-High Capacity Oil Cooler (100% increase)
-Comprehensive Engine Management System Calibration