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Unleash max airflow and throttle response with Granatelli’s 105 mm or 108 mm CNC-machined billet throttle body. Built to handle 25+ psi of boost, this direct-fit upgrade is perfect for high-power Hellcat, Redeye, Demon, and Trackhawk builds. Delivers sharper pedal feel, more airflow, and rock-solid reliability under pressure.
Unleash the full potential of your supercharged HEMI with the Granatelli 105mm / 108mm Drive-By-Wire Billet Throttle Body, engineered specifically for Hellcat and Trackhawk platforms. Designed for builders who demand maximum airflow, sharper throttle response, and uncompromising reliability, this throttle body removes factory restrictions and lets your engine breathe the way it was meant to.
Whether you’re chasing quicker 60-foot times, stronger mid-range pull, or improved wide-open throttle performance, this billet throttle body delivers real, measurable gains for high-horsepower street and strip builds.
TUNE MAY BE REQUIRED. Professional tuning is recommended after installation to optimize airflow, throttle mapping, drivability, and overall performance—especially on modified or high-boost vehicles.
If you’re done living with factory airflow limitations and want a true performance upgrade, the Granatelli 105mm / 108mm Billet Throttle Body is the next step. This isn’t just a bolt-on—it’s a bolt-ahead solution that delivers dyno-proven horsepower gains, improved drivability, and the edge you need on the street or at the track.
If you're done playing with factory restrictions and want real, dyno-proven performance, this is your next step. The Granatelli Billet Throttle Body isn’t just a bolt-on—it’s a bolt-ahead. Paired with proper tuning, it unlocks serious horsepower gains, improved drivability, and that extra edge at the strip or on the street.