Description
Performance Upgrade. The Granatelli Motor Sports 103mm Throttle Body; Natural is engineered to enhance throttle response and increase engine airflow for improved power output. This throttle body is designed for drive-by-wire GM LT engines, providing a direct bolt-on fit for superior performance on vehicles equipped with LT1, LT4, and LT5 engines. It’s a critical component for enthusiasts seeking to unlock additional horsepower and torque.
Durable Precision Construction. Crafted from billet 6061-T6 aluminum using CNC machining, this throttle body offers exceptional strength and precision craftsmanship. The natural finish highlights its high-quality build, ensuring longevity and resistance to corrosion while maximizing airflow efficiency.
Easy Installation. Installation is straightforward, requiring no drilling or modifications and can be completed in under 20 minutes. The package includes all necessary hardware and a gasket for a seamless upgrade.
Application. Specifically compatible with 2014-2026 6.2L Silverado 1500 models, fitting all variants powered by this engine size without any noted exclusions or additional fitment requirements.
Granatelli Motor Sports GMTBLT4
CA Residents: WARNING: Cancer and Reproductive Harm
- GM DBW LT1/LT4/LT5 Throttle Body – 103MM Drive-By-Wire – Natural Finish
- Compatible With All 2014–2026 LT 5.3L & 6.2L Engines
- Fits Cadillac, GMC, And Chevrolet
- CNC-Machined For Maximum Airflow And Throttle Response
- Dyno-Tested To Deliver +20 RWHP & +17 lb-ft On A Near-Stock LT1 Camaro
- Designed For Aftermarket Manifolds
- Use Spacer #GMTBLTSPC With Factory Intake Or Non-Ported Supercharger
- Supports Up To 25 lbs Of Boost
- 5.3L Engines Require An Aftermarket 6.2L-Style Intake Manifold
- Fits 14-26 6.2L Silverado 1500






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