Innova 2.5 G (Diesel) 7 Seater Review. … The Toyota Innova 2.5 G (Diesel) 7 Seater is a mid level variant, which is powered by a 2.5-litre, 2KD-FTV, 16 valve, turbo inter-cooled diesel engine that churns out a peak output power of 100bhp of 3600rpm and produces a maximum torque of 200Nm in between 1400 to 3400rpm.