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

Upgrade your GM LS1/LS2 EFI setup with a precision‑crafted 105mm billet throttle body. This polished‑finish unit brings both standout aesthetics and real performance gains to your engine bay.

This cable‑operated throttle body is engineered to withstand the demands of high‑flow applications while maintaining street drivability. It features a 105mm bore and a 4‑bolt GM LS mounting pattern for secure, reliable installation, plus a polished finish for a clean engine bay look (black anodised version also available).

• 105mm bore with a 4‑bolt GM LS mounting pattern for secure installation
• Polished finish (black anodised version available)
• Tapered flow design improves low‑speed drivability and idle response without sacrificing top‑end air supply
• Designed to flow the air needed for supercharged, turbocharged, or large‑cam builds while preserving throttle control feel
• Double return spring provides a solid, predictable throttle return and pedal feel at the dash
• Accepts standard GM IAC and TPS sensors; includes new socket cap screws and gaskets required for installation

Why wait for improved performance? This billet throttle body combines aggressive air handling with practical fitment for LS EFI engines, delivering crisp throttle response, enhanced idle control, and dependable operation under high airflow demand.