 The G25 was powered by a 2.5 L V6 VQ25HR producing and of torque.In a "Motor Trend" 2012 comparison the Infiniti accelerated from 0-60 mph in 7.5 seconds, over 2 seconds slower than its bigger brother, the G37.The G25's JDM relative, the Nissan Skyline 250 GT Sedan which features the same engine, had been on sale for several years already.