Billet 105mm Throttle Body Black Finish 4 Bolt GM LS1 LS2 Series

Billet 105mm Throttle Body for GM LS1/LS2 (4-Bolt)

Upgrade your GM LS EFI setup with a fully billet, cable-operated throttle body designed to boost airflow without sacrificing drivability. The 105mm butterfly diameter is ideal for boosted applications, bigger cams, and high-flow manifolds, giving you the air you need for spirited driving and track days while maintaining responsive low-end performance.

Key advantages at a glance:

• 105mm airflow with a taper-forward design to preserve low-speed drivability while delivering higher peak air flow.
• 4-bolt mounting pattern compatible with GM LS1/LS2 intake manifolds for a secure, straightforward install.
• Black anodised finish (also available in polished) for durable protection and a standout show-ready look.
• Standard idle control and TPS compatibility — accepts GM IAC and TPS sensors; includes new socket cap screws and gaskets for a secure install.
• Cable-operated, all-billet construction with a double return spring for precise, positive throttle feel at the pedal.

Whether you’re running a supercharger, a turbocharger, or chasing a bigger cam with improved airflow, this 105mm throttle body is built to meet the demand. The robust design, reliable throttle control, and compatible accessories make it a compelling upgrade for LS enthusiasts seeking reliable performance gains and easier drivability.