ProCharger makes Jeep SRT Grand Cherokee Supercar Quick! Even though this ProCharger-powered Jeep Grand Cherokee WK2 SRT is a heavy SUV (tipping the scales at a whopping 5,150 lbs), that weight disadvantage is NOT stopping this supercharged SUV from ripping off 0-60 in sub 4 seconds (3.4 traction-limited seconds to be exact)!