The GTS gets a larger turbocharger and new intake plenum making an extra 15 hp for a total of 365. (autoweek.com)
As tested there are six individual throttle bodies nestling within the 60 - degree vee, but the finished product available now instead features a pair of carbonfibre intake plenums that will get even more from the V6 than the 230 - ish crank horsepower of the car we drove. (evo.co.uk)
In the S, though, it breathes through a new black intake plenum fitted with a valve that opens above 3500 rpm to increase the volume of air and consequently thicken midrange torque. (roadandtrack.com)