Granatelli Motor Sports GMTBLT4 103MM Billet Throttle Body for GM LT1/LT4/LT5

The Granatelli Motor Sports GMTBLT4 is a high-performance 103MM billet throttle body designed specifically for GM LT-series engines including LT1, LT4, and LT5 applications. This precision-machined throttle body features a drive-by-wire (DBW) electronic control system and comes in a natural aluminum finish.

Key Features:

• 103MM bore diameter provides increased airflow over stock throttle bodies
• CNC-machined from billet aluminum for superior strength and precision
• Direct bolt-on replacement for GM LT1, LT4, and LT5 engines
• Drive-by-wire (DBW) electronic throttle control compatible
• Natural aluminum finish for a clean, performance look
• Optimized blade design for improved throttle response and horsepower gains

This billet throttle body is engineered to maximize airflow into your LT-series engine, helping to unlock additional horsepower and torque while improving throttle response. The precision CNC manufacturing ensures proper fitment and reliable operation with your factory drive-by-wire system.