Granatelli Hellcat Trackhawk Drive-By-Wire Billet Throttle Body GMTBSRT108
Granatelli Hellcat Trackhawk Drive-By-Wire Billet Throttle Body GMTBSRT108
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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.
Fitment:
- 2015–2025 Dodge Charger, Challenger, Durango (6.2L SRT / Hellcat / Redeye / Demon)
- 2018–2021 Jeep Grand Cherokee Trackhawk (6.2L Supercharged)
Granatelli 105mm / 108mm Drive-By-Wire Billet Throttle Body for Hellcat & Trackhawk
High-Flow DBW Throttle Body Upgrade for Supercharged HEMI Applications
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.
Key Features and Performance Benefits
- Massive Airflow Increase: Available in 105mm and 108mm bore sizes, each flowing significantly more air than the factory throttle body—ideal for high-boost and high-RPM applications.
- Boost-Resistant Drive-By-Wire Motor: Engineered to withstand 25+ psi of boost without throttle blade deflection or electronic shutdown.
- CNC-Machined 6061-T6 Billet Aluminum: Lightweight, heat-resistant, and built for extreme performance environments.
- Improved Throttle Response: Faster pedal reaction, smoother power delivery, and stronger acceleration, especially at wide-open throttle.
- Plug-and-Play Design: Compatible with OEM and aftermarket intake systems. Some applications may require an adapter sleeve (not included).
Vehicle Fitment
- 2015–2025 Dodge Challenger 6.2L Hellcat / Redeye / Demon
- 2015–2025 Dodge Charger 6.2L Hellcat
- 2018–2025 Dodge Durango Hellcat
- 2018–2025 Jeep Grand Cherokee Trackhawk
Tuning Recommendation
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.
Built for Serious Performance
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.
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