Granatelli 120mm LS Throttle Body – GMTBLS120

Granatelli Motor Sports 120mm Drive-By-Wire Throttle Body – LSX Applications

High-Flow Billet Throttle Body for Performance LS Builds

TUNE REQUIRED

The Granatelli Motor Sports 120mm Drive-By-Wire Throttle Body is designed for LS owners looking to improve airflow, throttle response, and overall intake system performance. With its large 120mm opening and precision-machined billet aluminum construction, this throttle body is a strong upgrade for modified LS applications using a high-flow intake manifold.

Built from 6061-T6 billet aluminum, this throttle body offers strength, precision, and long-term durability for demanding performance applications. It is designed to support increased airflow while maintaining clean electronic throttle operation for compatible GM drive-by-wire systems.

Designed for High-Flow LS Intake Systems

This 120mm throttle body is an excellent match for LS combinations using large-opening intake manifolds. For best fitment and airflow alignment, pair it with the matching Granatelli Motor Sports 120mm LS intake manifold.

• Recommended pairing: Granatelli Motor Sports 120mm LS Intake Manifold
• Large 120mm opening supports improved intake airflow
• Ideal for modified LS applications using upgraded intake components
• Works well with high-flow intake setups where additional airflow capacity is needed

Key Features & Benefits

• 120mm High-Flow Design
  Provides increased airflow capacity for compatible LS intake systems.
• Drive-By-Wire Operation
  Designed for GM electronic throttle control applications using a 6-pin connector.
• CNC-Machined Billet Aluminum
  Manufactured from 6061-T6 aluminum for strength, accuracy, and durability.
• Improved Throttle Response
  Helps deliver smoother and quicker airflow response when paired with the proper supporting components.
• Performance Intake Upgrade
  A great option for LS builds using aftermarket intake manifolds, upgraded cylinder heads, camshaft upgrades, or other airflow improvements.
• Complete Throttle Body Assembly
  Designed as a complete assembly with no parts transfer required.

Engine Compatibility

Designed for popular LS-based engine platforms, including:

• LS1
• LS2
• LS3
• LS6
• LS7
• LS9
• LSA
• LSX
• LQ4
• LQ9

Recommended For

• Modified LS street applications
• High-flow intake manifold setups
• Performance engine builds
• Supercharged and turbocharged applications
• Naturally aspirated LS combinations
• Custom LS swaps
• Vehicles using upgraded intake components

Important Installation Notes

• A tune is required for proper idle quality, drivability, and throttle response.
• Verify intake manifold opening, bolt pattern, connector style, and available clearance before ordering.
• Designed for compatible GM drive-by-wire applications using a 6-pin connector.
• Trailblazer SS customers: Contact us before ordering to confirm calibration requirements.

Why Choose the Granatelli Motor Sports 120mm Throttle Body?

As an LS engine is upgraded with better airflow components, the throttle body becomes an important part of the intake system. A larger throttle body can help reduce restriction and support the airflow needs of a properly matched performance combination.

The Granatelli Motor Sports 120mm Drive-By-Wire Throttle Body gives LS owners a clean, durable, and high-flow option for serious intake system upgrades without overcomplicating the installation. Pair it with the matching Granatelli Motor Sports 120mm LS intake manifold for a complete high-flow intake path.