Cold Air Intake for Jeep Commander (2006-2010) 5.7L HEMI Engine Black TwinYour 5. 7L HEMI is basically trying to breathe through a straw. The factory intake system on the Commander XK is designed for one thing: silence. It chokes off airflow with restrictive baffles and corrugated tubing that creates turbulence right before the throttle body. If you want to wake up that V8 and actually hear the induction noise you paid for, you need to clear the airway. Performance Cold Air Intake Upgrade for Jeep Commander (XK Platform 5.