Edelbrock Pro Flo 4 EFI System Seq Port LS Gen III/IV Victor Jr Cath Port 475 Max HP 29lb/hr

If you're looking to upgrade your Chevrolet LS Gen III or IV engine with modern electronic fuel injection, the Edelbrock Pro-Flo 4 system is a comprehensive solution. This kit replaces your carburetor and intake manifold with a complete EFI setup designed to improve throttle response, drivability, and overall engine performance. It's built for a wide range of vehicles, including popular models like the Chevrolet Camaro, Corvette, and Silverado, offering a significant step up from older fuel delivery methods.

At the heart of this system is a new, compact ECU with a faster processor and a waterproof design, making it more reliable in various conditions. It connects wirelessly via Bluetooth to Edelbrock's E-Tuner 4 app, available for Android and iOS devices. This app simplifies tuning with a setup wizard and allows for advanced adjustments to air-fuel ratios, ignition timing, idle speed, and more. The system includes 29 Lb/Hr injectors, suitable for engines making up to 475 horsepower, and comes with a satin finish Victor Jr. cathedral port single plane intake manifold. The self-learning capability of the ECU, guided by dyno-developed calibrations in the app, continually refines the engine's tune for maximum performance.

This Pro-Flo 4 system doesn't require a laptop for tuning, making the process more accessible. You can monitor key engine vitals directly from your smartphone or tablet through multiple dash display options within the app. For those who prefer a dedicated device, Edelbrock also offers kits that include a 7-inch Android tablet with the E-Tuner 4 app pre-installed. This kit is a well-built option for LS engine owners seeking a modern, adaptable, and user-friendly fuel injection system.