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Rubicon Express Throttle Body Upgrade Installed

The Rubicon Express 62mm throttle body is shown installed on our 4.0L I-6 engine along with a K&N FIPK Gen II air-intake system. With the new throttle body in place, we're afforded quicker accelerations and greater power throughout the rpm range.
Rubicon Express 62mm Throttle Body Upgrade - Open Wide

The Rubicon Express 62mm throttle body is shown installed on our 4.0L I-6 engine along with a K&N FIPK Gen II air-intake system. With the new throttle body in place, we're afforded quicker accelerations and greater power throughout the rpm range.  View Related Article