Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Features, Description, Q&A, Specs & Installation
Optimized Airflow for Power and Efficiency. Featuring a precision-engineered short-runner design, the FiTech Fuel Injection LS1 Cathedral Port Short Intake Manifold with Fuel Rails delivers improved airflow velocity and balanced distribution to each cylinder. This configuration enhances mid- to high-range horsepower while maintaining strong throttle response at lower RPMs. The FiTech Fuel Injection LS1 Cathedral Port Short Intake Manifold ensures smoother, more efficient combustion for increased performance and drivability in naturally aspirated or boosted LS applications.
Durable Cast Aluminum Construction. Built from high-quality cast aluminum, the FiTech Fuel Injection LS1 Cathedral Port Short Intake Manifold with Fuel Rails provides superior strength and thermal resistance compared to composite designs. The lightweight aluminum structure resists heat soak and ensures consistent air temperature for stable performance under demanding conditions. The FiTech Fuel Injection LS1 Cathedral Port Short Intake Manifold is designed to withstand high-performance stress while maintaining a polished, professional appearance.
Includes High-Quality Fuel Rails. The FiTech Fuel Injection LS1 Cathedral Port Short Intake Manifold comes complete with precision-machined aluminum fuel rails, ensuring even fuel delivery and optimal flow for consistent performance. The integrated fuel rail system simplifies installation and supports a wide range of fuel pressures and injector setups, making it a versatile choice for custom builds. The FiTech Fuel Injection LS1 Cathedral Port Short Intake Manifold with Fuel Rails provides both functionality and reliability in a single, performance-focused package.
Installation. Putting this FiTech Fuel Injection LS1 Cathedral Port Short Intake Manifold with Fuel Rails on your vehicle takes 2 hours to install.
Warranty. There is a limited lifetime warranty on this product.
Application. The FiTech Fuel Injection LS1 Cathedral Port Short Intake Manifold with Fuel Rails offers universal fitment.
FiTech Fuel Injection 70064
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
What's in the Box
Tech Guides: