The 1FZ intake manifold is designed for the Toyota 1FZ-FE 4.5L inline-six engine, providing optimized airflow for improved combustion efficiency and performance. Constructed from durable aluminum it ensures longevity and resistance to heat. Its design enhances throttle response and horsepower, making it ideal for both stock and modified applications. Available in factory-style and high-performance variations, some models feature larger plenum volumes and smoother runners for increased air delivery, especially beneficial for turbocharged or high-output builds. Many aftermarket options offer a direct-fit installation, while custom setups may require slight modifications for optimal fitment.

Features 

Engine Compatibility – Designed for the Toyota 1FZ-FE 4.5L inline-six engine.

Optimized Airflow – Enhances combustion efficiency for improved performance and throttle response.

Durable Construction – Made from high-strength aluminum for heat resistance and longevity.

Performance Gains – Increases horsepower and torque, especially in modified or turbocharged setups.

Design Variations – Available in factory-style and high-performance options with larger plenums and smoother runners.

EFI Compatibility – Works with electronic fuel injection systems for precise fuel delivery.

Easy Installation – Direct-fit options are available, though some custom setups may require modifications.

Ideal for Off-Road & Performance Builds – Suitable for both daily drivers and high-output applications.