This billet aluminum LS throttle body adapter is designed to bridge the gap between a 4-bolt intake manifold and a 3-bolt drive-by-wire throttle body, making it an ideal solution for custom builds, swaps, and performance upgrades.

Precision CNC-machined from high-strength 6061-T6 aluminum, this adapter delivers a reliable seal, accurate alignment, and long-term durability under demanding engine bay conditions. Whether you’re refining airflow or adapting components in a custom setup, this adapter provides a clean and functional connection.

Key Features:

• 6061-T6 Billet Aluminum Construction – CNC-machined for strength, accuracy, and heat resistance.
• Performance-Oriented Design – Supports throttle bodies up to 75mm and intake openings up to 102mm.
• Anodized Finish – Corrosion-resistant coating for long-term engine bay durability.
• Direct Bolt-On Adapter – Designed to mate a 4-bolt intake to a 3-bolt throttle body.
• Complete Installation Kit – Includes gasket and mounting hardware for a straightforward install.

Specifications:

• Condition: New
• Product Type: Throttle Body Adapter Plate
• Material: 6061-T6 Billet Aluminum
• Surface Finish: Anodized
• Color: Black
• Fitment Type: Performance / Custom

Compatibility Notes:

• Designed for drive-by-wire throttle bodies only.
• Fits 4-bolt intake manifolds to 3-bolt throttle bodies.
• Not compatible with 3-bolt drive-by-cable throttle bodies.
• Not compatible with LS4 intake manifolds.

What’s Included:

• 1x Billet aluminum throttle body adapter plate
• 1x Gasket
• 3x Long mounting bolts
• 4x Short mounting bolts

Installation Notes:

• Professional installation is recommended for best results.
• Please verify throttle body and intake bolt patterns before installation.

This throttle body adapter is a smart choice for builders looking to adapt components cleanly while maintaining proper airflow, sealing, and reliability in an LS-based setup.