MPFI Throttle Body 1000 CFM Polished

The HOLLEY MPFI Throttle Body 1000 CFM Polished (part number 112-588) is a square-bore, four-barrel aluminum throttle body designed for fuel-injected engine swap applications and performance builds. This throttle body is engineered to provide consistent air metering control, making it suitable for those transitioning from carbureted systems to fuel injection or enhancing high-flow engine setups.

With a 1000 CFM rating, this polished aluminum unit is built to handle significant airflow, which is essential for performance applications. It comes with GM IAC and TPS sensors pre-installed, simplifying installation for many setups, although users should verify compatibility with their specific vehicle configurations.

This throttle body is ideal for builders and performance shops looking for reliable, high-quality components that integrate seamlessly with modern fuel-injection systems. Its universal mounting configuration allows for versatility, but fitment verification against specific intake manifold port sizing is recommended before purchase.